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    CVE-2023-4504

    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.

    Published:Sep 20, 2023
    Last Modified:Nov 4, 2025
    EPS:Sep 21, 2023
    EPSS Score:0.00036
    CVSS Score:7

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Openprinting
    Product
    Cups
    Vendor
    Openprinting
    Product
    Libppd

    Exploits

    https://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678hhttps://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6https://takeonme.org/cves/CVE-2023-4504.htmlhttps://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678hhttps://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6https://takeonme.org/cves/CVE-2023-4504.htmlhttps://github.com/djjohnson565/CUPS-Exploit

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    References

    https://github.com/OpenPrinting/cups/releases/tag/v2.4.7
    https://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678h
    https://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6
    https://lists.debian.org/debian-lts-announce/2023/09/msg00041.html
    https://lists.fedoraproject.org/archives/list/[email protected]/message/5WHEJIYMMAIXU2EC35MGTB5LGGO2FFJE/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/5WVS4I7JG3LISFPKTM6ADKJXXEPEEWBQ/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/AMYDKIE4PSJDEMC5OWNFCDMHFGLJ57XG/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/PXPVADB56NMLJWG4IZ3OZBNJ2ZOLPQJ6/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/T2GSPQAFK2Z6L57TRXEKZDF42K2EVBH7/
    https://takeonme.org/cves/CVE-2023-4504.html
    http://seclists.org/fulldisclosure/2024/Sep/33
    https://github.com/OpenPrinting/cups/releases/tag/v2.4.7
    https://github.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678h
    https://github.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6
    https://lists.debian.org/debian-lts-announce/2023/09/msg00041.html
    https://lists.fedoraproject.org/archives/list/[email protected]/message/5WHEJIYMMAIXU2EC35MGTB5LGGO2FFJE/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/5WVS4I7JG3LISFPKTM6ADKJXXEPEEWBQ/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/AMYDKIE4PSJDEMC5OWNFCDMHFGLJ57XG/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/PXPVADB56NMLJWG4IZ3OZBNJ2ZOLPQJ6/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/T2GSPQAFK2Z6L57TRXEKZDF42K2EVBH7/
    https://takeonme.org/cves/CVE-2023-4504.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High