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{"cveTags": [], "descriptions": [{"lang": "en", "value": "CUPS is a standards-based, open-source printing system, and `libcupsfilters` contains the code of the filters of the former `cups-filters` package as library functions to be used for the data format conversion tasks needed in Printer Applications. The `cfGetPrinterAttributes5` function in `libcupsfilters` does not sanitize IPP attributes returned from an IPP server. When these IPP attributes are used, for instance, to generate a PPD file, this can lead to attacker controlled data to be provided to the rest of the CUPS system."}], "id": "CVE-2024-47076", "lastModified": "2024-09-26T22:15:04.063", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-09-26T22:15:04.063", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/OpenPrinting/cups-browsed/security/advisories/GHSA-rj88-6mr5-rcw8"}, {"source": "security-advisories@github.com", "url": "https://github.com/OpenPrinting/cups-filters/security/advisories/GHSA-p9rh-jxmq-gq47"}, {"source": "security-advisories@github.com", "url": "https://github.com/OpenPrinting/libcupsfilters/security/advisories/GHSA-w63j-6g73-wmg5"}, {"source": "security-advisories@github.com", "url": "https://github.com/OpenPrinting/libppd/security/advisories/GHSA-7xfx-47qg-grp6"}, {"source": "security-advisories@github.com", "url": "https://www.cups.org"}, {"source": "security-advisories@github.com", "url": "https://www.evilsocket.net/2024/09/26/Attacking-UNIX-systems-via-CUPS-Part-I"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{"bugzilla": {"description": "cups-filters: libcupsfilters: `cfGetPrinterAttributes` API does not perform sanitization on returned IPP attributes", "id": "2314253", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2314253"}, "csaw": true, "cvss3": {"cvss3_base_score": "8.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N", "status": "draft"}, "cwe": "CWE-20", "details": ["CUPS is a standards-based, open-source printing system, and `libcupsfilters` contains the code of the filters of the former `cups-filters` package as library functions to be used for the data format conversion tasks needed in Printer Applications. The `cfGetPrinterAttributes5` function in `libcupsfilters` does not sanitize IPP attributes returned from an IPP server. When these IPP attributes are used, for instance, to generate a PPD file, this can lead to attacker controlled data to be provided to the rest of the CUPS system.", "A flaw was found in OpenPrinting CUPS. In certain conditions, a remote attacker can add a malicious printer or directly hijack an existing printer by replacing the valid IPP URL with a malicious one. Also, it is possible that due to a lack of validation of IPP attributes returned by the server, this issue allows attacker-controlled data to be used on the rest of the CUPS system."], "name": "CVE-2024-47076", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "cups-filters", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "cups-filters", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "cups-filters", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-09-26T20:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-47076\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-47076\nhttps://www.evilsocket.net/2024/09/26/Attacking-UNIX-systems-via-CUPS-Part-I/"], "threat_severity": "Important"}