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FreeRDP based clients that use a version of FreeRDP prior to 3.5.0 or 2.11.6 and have connections to servers using the `NSC` codec are vulnerable to integer underflow. Versions 3.5.0 and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`)."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-191", "description": "CWE-191: Integer Underflow (Wrap or Wraparound)"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-04-22T20:36:45.439Z"}}}, "cveMetadata": {"cveId": "CVE-2024-32040", "state": "PUBLISHED", "dateUpdated": "2024-08-02T02:06:42.838Z", "dateReserved": "2024-04-09T15:29:35.940Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2024-04-22T20:36:45.439Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.1"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "FreeRDP is a free implementation of the Remote Desktop Protocol. FreeRDP based clients that use a version of FreeRDP prior to 3.5.0 or 2.11.6 and have connections to servers using the `NSC` codec are vulnerable to integer underflow. Versions 3.5.0 and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`)."}, {"lang": "es", "value": "FreeRDP es una implementaci\u00f3n gratuita del protocolo de escritorio remoto. Los clientes basados en FreeRDP que utilizan una versi\u00f3n de FreeRDP anterior a la 3.5.0 o 2.11.6 y tienen conexiones a servidores que utilizan el c\u00f3dec `NSC` son vulnerables al desbordamiento de enteros. Las versiones 3.5.0 y 2.11.6 solucionan el problema. Como workaround, no utilice el c\u00f3dec NSC (por ejemplo, utilice `-nsc`)."}], "id": "CVE-2024-32040", "lastModified": "2024-06-10T18:15:32.390", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-04-22T21:15:49.290", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/FreeRDP/FreeRDP/pull/10077"}, {"source": "security-advisories@github.com", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/2.11.6"}, {"source": "security-advisories@github.com", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.5.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-23c5-cp23-h2h5"}, {"source": "security-advisories@github.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5JL476WVJSIE7SBUKVJRVA6A52V2HOLZ/"}, {"source": "security-advisories@github.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7SIS6NUNLUBOV4CPCSWKDE6T6C2W3WTR/"}, {"source": "security-advisories@github.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PX3U6YPZQ7PEJBVKSBUOLWVH7DHROHY5/"}, {"source": "security-advisories@github.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKI4UISUXYNBPN4K6TIQKDRTIJ6CDCKJ/"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-191"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9092", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "freerdp-2:2.11.7-1.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "freerdp: integer underflow in nsc_rle_decode", "id": "2276724", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2276724"}, "csaw": false, "cwe": "CWE-191", "details": ["FreeRDP is a free implementation of the Remote Desktop Protocol. FreeRDP based clients that use a version of FreeRDP prior to 3.5.0 or 2.11.6 and have connections to servers using the `NSC` codec are vulnerable to integer underflow. Versions 3.5.0 and 2.11.6 patch the issue. As a workaround, do not use the NSC codec (e.g. use `-nsc`)."], "name": "CVE-2024-32040", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2024-04-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-32040\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-32040\nhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-23c5-cp23-h2h5"], "threat_severity": "Low", "upstream_fix": "FreeRDP 3.5.0, FreeRDP 2.11.6"}