{ "document": { "aggregate_severity": { "text": "High" }, "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/ubuntu20.04els/vex/2023/cve-2023-4504-els_os-ubuntu20_04els.json" } ], "tracking": { "current_release_date": "2026-04-10T19:47:04Z", "generator": { "date": "2026-04-10T19:47:04Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2023-4504-ELS_OS-UBUNTU20.04ELS", "initial_release_date": "2023-09-21T23:15:00Z", "revision_history": [ { "date": "2023-09-21T23:15:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-04-10T19:47:04Z", "number": "2", "summary": "Official Publication" } ], "status": "final", "version": "2" }, "title": "Security 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"category": "product_version", "name": "cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product": { "name": "cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_id": "cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/cups-bsd@2.3.1-9ubuntu1.9%2Btuxcare.els1?arch=amd64" } } }, { "category": "product_version", "name": "cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product": { "name": "cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_id": "cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/cups@2.3.1-9ubuntu1.9%2Btuxcare.els1?arch=amd64" } } }, { "category": "product_version", "name": "cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product": { "name": "cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_id": "cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_identification_helper": { "purl": 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"product": { "name": "cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_id": "cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/cups-ppdc@2.3.1-9ubuntu1.9%2Btuxcare.els1?arch=amd64" } } } ], "category": "architecture", "name": "amd64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all" }, "product_reference": "cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "libcups2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:libcups2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": 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"Ubuntu-20:cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all" }, "product_reference": "cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" }, "product_reference": "cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "relates_to_product_reference": "Ubuntu-20" } ] }, "vulnerabilities": [ { "cve": "CVE-2023-4504", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution. This issue has been fixed in CUPS version 2.4.7, released in September of 2023.", "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": { "under_investigation": [ "Ubuntu-20:cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcups2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2023-4504" }, { "category": "external", "summary": "https://github.com/OpenPrinting/cups/releases/tag/v2.4.7", "url": "https://github.com/OpenPrinting/cups/releases/tag/v2.4.7" }, { "category": "external", "summary": "https://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678h", "url": "https://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678h" }, { "category": "external", "summary": "https://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6", "url": "https://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6" }, { "category": "external", "summary": "https://lists.debian.org/debian-lts-announce/2023/09/msg00041.html", "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00041.html" }, { "category": "external", "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5WHEJIYMMAIXU2EC35MGTB5LGGO2FFJE/", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5WHEJIYMMAIXU2EC35MGTB5LGGO2FFJE/" }, { "category": "external", "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5WVS4I7JG3LISFPKTM6ADKJXXEPEEWBQ/", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5WVS4I7JG3LISFPKTM6ADKJXXEPEEWBQ/" }, { "category": "external", "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AMYDKIE4PSJDEMC5OWNFCDMHFGLJ57XG/", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AMYDKIE4PSJDEMC5OWNFCDMHFGLJ57XG/" }, { "category": "external", "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PXPVADB56NMLJWG4IZ3OZBNJ2ZOLPQJ6/", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PXPVADB56NMLJWG4IZ3OZBNJ2ZOLPQJ6/" }, { "category": "external", "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2GSPQAFK2Z6L57TRXEKZDF42K2EVBH7/", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2GSPQAFK2Z6L57TRXEKZDF42K2EVBH7/" }, { "category": "external", "summary": "https://takeonme.org/cves/CVE-2023-4504.html", "url": "https://takeonme.org/cves/CVE-2023-4504.html" }, { "category": "external", "summary": "http://seclists.org/fulldisclosure/2024/Sep/33", "url": "http://seclists.org/fulldisclosure/2024/Sep/33" } ], "release_date": "2023-09-21T23:15:00Z", "remediations": [ { "category": "none_available", "details": "Affected", "product_ids": [ "Ubuntu-20:cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcups2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:cups-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-bsd-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-client-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:cups-core-drivers-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-daemon-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ipp-utils-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-ppdc-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:cups-server-common-0:2.3.1-9ubuntu1.9+tuxcare.els1.all", "Ubuntu-20:libcups2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcups2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64", "Ubuntu-20:libcupsimage2-dev-0:2.3.1-9ubuntu1.9+tuxcare.els1.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] } ] }