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{"bugzilla": {"description": "libppd: Postscript Parsing Heap Overflow", "id": "2238509", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2238509"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-122", "details": ["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.", "A vulnerability was found in OpenPrinting CUPS. The security flaw occurs due to failure in validating the length provided by an attacker-crafted CUPS document, possibly leading to a heap-based buffer overflow and code execution."], "mitigation": {"lang": "en:us", "value": "For a successful attack, the victim had to install a PPD file (driver) that contains the crafted PS sequence, which triggers the issue. It is not recommended to install drivers from unreliable sources."}, "name": "CVE-2023-4504", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "cups", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "cups", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "cups", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "cups", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-09-20T12:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-4504\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-4504\nhttps://takeonme.org/cves/CVE-2023-4504.html"], "threat_severity": "Moderate"}