{ "document": { "aggregate_severity": { "text": "Medium" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/rhel7els/vex/2018/cve-2018-0739-els_os-rhel7els.json" } ], "title": "Security update on CVE-2018-0739", "tracking": { "current_release_date": "2025-12-23T22:15:38Z", "generator": { "date": "2025-12-23T22:15:38Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2018-0739-ELS_OS-RHEL7ELS", "initial_release_date": "2018-03-27T21:29:00Z", "revision_history": [ { "date": "2018-03-27T21:29:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-11-29T11:08:50Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" } ], "status": "final", "version": "2" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux 7", "product": { "name": "Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7", "product_identification_helper": { "cpe": "cpe:2.3:o:redhat:enterprise_linux:7:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "openssl-1:1.0.2k-26.el7_9.x86_64", "product": { "name": "openssl-1:1.0.2k-26.el7_9.x86_64", "product_id": "openssl-1:1.0.2k-26.el7_9.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/openssl@1.0.2k-26.el7_9?arch=x86_64&epoch=1" } } }, { "category": "product_version", "name": "openssl-devel-1:1.0.2k-26.el7_9.x86_64", "product": { "name": "openssl-devel-1:1.0.2k-26.el7_9.x86_64", "product_id": "openssl-devel-1:1.0.2k-26.el7_9.x86_64", 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"pkg:rpm/redhat/openssl-static@1.0.2k-26.el7_9?arch=i686&epoch=1" } } } ], "category": "architecture", "name": "i686" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product": { "name": "openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product_id": "openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/openssl@1.0.2k-26.el7_9.tuxcare.els6?arch=x86_64&epoch=1" } } }, { "category": "product_version", "name": "openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product": { "name": "openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product_id": "openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/openssl-devel@1.0.2k-26.el7_9.tuxcare.els6?arch=x86_64&epoch=1" } } }, { "category": "product_version", "name": 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"openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "product_id": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/openssl-static@1.0.2k-26.el7_9.tuxcare.els6?arch=i686&epoch=1" } } } ], "category": "architecture", "name": "i686" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64" }, "product_reference": "openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-1:1.0.2k-26.el7_9.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-1:1.0.2k-26.el7_9.x86_64", 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"product_reference": "openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-devel-1:1.0.2k-26.el7_9.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-devel-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686" }, "product_reference": "openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-libs-1:1.0.2k-26.el7_9.i686 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.i686" }, "product_reference": "openssl-libs-1:1.0.2k-26.el7_9.i686", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64" }, "product_reference": "openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-libs-1:1.0.2k-26.el7_9.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-libs-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64" }, "product_reference": "openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-perl-1:1.0.2k-26.el7_9.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-perl-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.i686 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.i686" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.i686", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Red-Hat-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.x86_64 as a component of Red Hat Enterprise Linux 7", "product_id": "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Red-Hat-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2018-0739", "cwe": { "id": "CWE-674", "name": "Uncontrolled Recursion" }, "notes": [ { "category": "description", "text": "Constructed ASN.1 types with a recursive definition (such as can be found in PKCS7) could eventually exceed the stack given malicious input with excessive recursion. This could result in a Denial Of Service attack. There are no such structures used within SSL/TLS that come from untrusted sources so this is considered safe. Fixed in OpenSSL 1.1.0h (Affected 1.1.0-1.1.0g). Fixed in OpenSSL 1.0.2o (Affected 1.0.2b-1.0.2n).", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "known_affected": [ "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2018-0739" }, { "category": "external", "summary": "http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html", "url": "http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html" }, { "category": "external", "summary": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html", "url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html" }, { "category": "external", "summary": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html" }, { "category": "external", "summary": "http://www.securityfocus.com/bid/103518", "url": "http://www.securityfocus.com/bid/103518" }, { "category": "external", "summary": "http://www.securityfocus.com/bid/105609", "url": "http://www.securityfocus.com/bid/105609" }, { "category": "external", "summary": "http://www.securitytracker.com/id/1040576", "url": "http://www.securitytracker.com/id/1040576" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2018:3090", "url": "https://access.redhat.com/errata/RHSA-2018:3090" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2018:3221", "url": "https://access.redhat.com/errata/RHSA-2018:3221" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2018:3505", "url": "https://access.redhat.com/errata/RHSA-2018:3505" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2019:0366", "url": "https://access.redhat.com/errata/RHSA-2019:0366" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2019:0367", "url": "https://access.redhat.com/errata/RHSA-2019:0367" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2019:1711", "url": "https://access.redhat.com/errata/RHSA-2019:1711" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2019:1712", "url": "https://access.redhat.com/errata/RHSA-2019:1712" }, { "category": "external", "summary": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33", "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33" }, { "category": "external", "summary": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=9310d45087ae546e27e61ddf8f6367f29848220d", "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=9310d45087ae546e27e61ddf8f6367f29848220d" }, { "category": "external", "summary": "https://lists.debian.org/debian-lts-announce/2018/03/msg00033.html", "url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00033.html" }, { "category": "external", "summary": "https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/", "url": "https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/" }, { "category": "external", "summary": "https://security.gentoo.org/glsa/201811-21", "url": "https://security.gentoo.org/glsa/201811-21" }, { "category": "external", "summary": "https://security.gentoo.org/glsa/202007-53", "url": "https://security.gentoo.org/glsa/202007-53" }, { "category": "external", "summary": "https://security.netapp.com/advisory/ntap-20180330-0002/", "url": "https://security.netapp.com/advisory/ntap-20180330-0002/" }, { "category": "external", "summary": "https://security.netapp.com/advisory/ntap-20180726-0002/", "url": "https://security.netapp.com/advisory/ntap-20180726-0002/" }, { "category": "external", "summary": "https://securityadvisories.paloaltonetworks.com/Home/Detail/133", "url": "https://securityadvisories.paloaltonetworks.com/Home/Detail/133" }, { "category": "external", "summary": "https://usn.ubuntu.com/3611-1/", "url": "https://usn.ubuntu.com/3611-1/" }, { "category": "external", "summary": "https://usn.ubuntu.com/3611-2/", "url": "https://usn.ubuntu.com/3611-2/" }, { "category": "external", "summary": "https://www.debian.org/security/2018/dsa-4157", "url": "https://www.debian.org/security/2018/dsa-4157" }, { "category": "external", "summary": "https://www.debian.org/security/2018/dsa-4158", "url": "https://www.debian.org/security/2018/dsa-4158" }, { "category": "external", "summary": "https://www.openssl.org/news/secadv/20180327.txt", "url": "https://www.openssl.org/news/secadv/20180327.txt" }, { "category": "external", "summary": "https://www.oracle.com//security-alerts/cpujul2021.html", "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "category": "external", "summary": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html", "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html" }, { "category": "external", "summary": "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html", "url": "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html" }, { "category": "external", "summary": "https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html", "url": "https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html" }, { "category": "external", "summary": "https://www.tenable.com/security/tns-2018-04", "url": "https://www.tenable.com/security/tns-2018-04" }, { "category": "external", "summary": "https://www.tenable.com/security/tns-2018-06", "url": "https://www.tenable.com/security/tns-2018-06" }, { "category": "external", "summary": "https://www.tenable.com/security/tns-2018-07", "url": "https://www.tenable.com/security/tns-2018-07" } ], "release_date": "2018-03-27T21:29:00Z", "remediations": [ { "category": "no_fix_planned", "details": "Ignored due to low severity", "product_ids": [ "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] } ], "scores": [ { "cvss_v2": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0" }, "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.0" }, "products": [ "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Red-Hat-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ] } ] }