CVE-2022-41318

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*", "matchCriteriaId": "88C8B57A-A610-45EE-ABDF-E6D96B2687E3", "versionEndExcluding": "5.7", "versionStartIncluding": "2.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A buffer over-read was discovered in libntlmauth in Squid 2.5 through 5.6. Due to incorrect integer-overflow protection, the SSPI and SMB authentication helpers are vulnerable to reading unintended memory locations. In some configurations, cleartext credentials from these locations are sent to a client. This is fixed in 5.7."}, {"lang": "es", "value": "Se descubri\u00f3 una lectura excesiva del b\u00fafer en libntlmauth en Squid 2.5 a 5.6. Debido a una protecci\u00f3n incorrecta contra el desbordamiento de enteros, los asistentes de autenticaci\u00f3n SSPI y SMB son vulnerables a la lectura de ubicaciones de memoria no deseadas. En algunas configuraciones, las credenciales en texto sin cifrar de estas ubicaciones se env\u00edan a un cliente. Esto se solucion\u00f3 en 5.7."}], "id": "CVE-2022-41318", "lastModified": "2026-06-17T05:03:00.943", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-41318", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-04-14T16:15:32.278199Z", "version": "2.0.3"}}]}, "published": "2022-12-25T19:15:10.820", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2022_2.patch"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2022_2.patch"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/squid-cache/squid/security/advisories/GHSA-394c-rr7q-6g78"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/09/23/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2022_2.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2022_2.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/squid-cache/squid/security/advisories/GHSA-394c-rr7q-6g78"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/09/23/2"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-190"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2022:6815", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "squid-7:3.5.20-17.el7_9.8", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-10-05T00:00:00Z"}, {"advisory": "RHSA-2022:6775", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "squid:4-8060020220928033422.ad008a3a", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-10-04T00:00:00Z"}, {"advisory": "RHSA-2022:6774", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "squid:4-8010020220928161558.c27ad7f8", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-10-04T00:00:00Z"}, {"advisory": "RHSA-2022:6777", "cpe": "cpe:/a:redhat:rhel_eus:8.2", "package": "squid:4-8020020220928160856.4cda2c84", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2022-10-04T00:00:00Z"}, {"advisory": "RHSA-2022:6776", "cpe": "cpe:/a:redhat:rhel_eus:8.4", "package": "squid:4-8040020220928034758.522a0ee4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-10-04T00:00:00Z"}, {"advisory": "RHSA-2022:6839", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "squid-7:5.2-1.el9_0.2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2022-10-06T00:00:00Z"}], "bugzilla": {"description": "squid: buffer-over-read in SSPI and SMB authentication", "id": "2129771", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2129771"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.6", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-126", "details": ["A buffer over-read was discovered in libntlmauth in Squid 2.5 through 5.6. Due to incorrect integer-overflow protection, the SSPI and SMB authentication helpers are vulnerable to reading unintended memory locations. In some configurations, cleartext credentials from these locations are sent to a client. This is fixed in 5.7.", "A flaw was found in Squid. An incorrect integer overflow protection in the Squid SSPI and SMB authentication helpers is vulnerable to a buffer overflow attack, resulting in information disclosure."], "mitigation": {"lang": "en:us", "value": "Disable use of the vulnerable authentication scheme."}, "name": "CVE-2022-41318", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "squid34", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2022-09-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-41318\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-41318\nhttps://github.com/squid-cache/squid/security/advisories/GHSA-394c-rr7q-6g78"], "threat_severity": "Important"}

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