{ "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/centos-stream8els/vex/2023/cve-2023-45290-els_os-centos-stream8els.json" } ], "tracking": { "current_release_date": "2026-04-17T10:34:43Z", "generator": { "date": "2026-04-17T10:34:44Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2023-45290-ELS_OS-CENTOS-STREAM8ELS", "initial_release_date": "2023-01-01T00:00:00Z", "revision_history": [ { "date": "2023-01-01T00:00:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-04-17T10:34:43Z", "number": "2", "summary": "Official Publication" } ], "status": "final", "version": "2" }, "title": 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"pam-0:1.3.1-33.el8.i686", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "pam-0:1.3.1-33.el8.tuxcare.els1.x86_64 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.x86_64" }, "product_reference": "pam-0:1.3.1-33.el8.tuxcare.els1.x86_64", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "pam-0:1.3.1-33.el8.x86_64 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:pam-0:1.3.1-33.el8.x86_64" }, "product_reference": "pam-0:1.3.1-33.el8.x86_64", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "pam-0:1.3.1-33.el8.tuxcare.els2.i686 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.i686" }, "product_reference": "pam-0:1.3.1-33.el8.tuxcare.els2.i686", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "pam-0:1.3.1-33.el8.tuxcare.els2.x86_64 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.x86_64" }, "product_reference": "pam-0:1.3.1-33.el8.tuxcare.els2.x86_64", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64" }, "product_reference": "gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64", "relates_to_product_reference": "CentOS-Stream-8" }, { "category": "default_component_of", "full_product_name": { "name": "gcc-gfortran-0:8.5.0-22.el8.x86_64 as a component of Community Enterprise Operating System 8", "product_id": "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.x86_64" }, "product_reference": "gcc-gfortran-0:8.5.0-22.el8.x86_64", "relates_to_product_reference": "CentOS-Stream-8" } ] }, "vulnerabilities": [ { "cve": "CVE-2023-45290", "cwe": { "id": "CWE-20", "name": "Improper Input Validation" }, "notes": [ { "category": "description", "text": "When parsing a multipart form (either explicitly with Request.ParseMultipartForm or implicitly with Request.FormValue, Request.PostFormValue, or Request.FormFile), limits on the total size of the parsed form were not applied to the memory consumed while reading a single form line. This permits a maliciously crafted input containing very long lines to cause allocation of arbitrarily large amounts of memory, potentially leading to memory exhaustion. With fix, the ParseMultipartForm function now correctly limits the maximum size of form lines.", "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": [ "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2023-45290" } ], "release_date": "2024-03-05T00:00:00Z", "remediations": [ { "category": "no_fix_planned", "details": "CVE-2023-45290 is a denial‑of‑service–only condition in Go’s net/http multipart parser: it is reachable only if an application actually parses multipart/form-data (e.g., via ParseMultipartForm/FormFile) and then only allows an attacker to exhaust the process’s memory, with no confidentiality or integrity impact. Deployments that do not accept multipart uploads—or that terminate HTTP at frontends which enforce request/body and line‑length limits—do not meaningfully expose this code path. Given these narrow preconditions and the availability‑only impact, it is reasonable to deprioritize in centrally managed enterprise VM/server environments.", "product_ids": [ "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:gcc-gfortran-0:8.5.0-22.el8.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-0:1.3.1-33.el8.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els1.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.i686", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.tuxcare.els2.x86_64", "CentOS-Stream-8:pam-devel-0:1.3.1-33.el8.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ] } ] }