{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-25566", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-02-07T17:10:00.737Z", "datePublished": "2023-02-14T17:35:48.482Z", "dateUpdated": "2024-08-02T11:25:19.220Z"}, "containers": {"cna": {"title": "GSS-NTLMSSP vulnerable to memory leak when parsing usernames", "problemTypes": [{"descriptions": [{"cweId": "CWE-401", "lang": "en", "description": "CWE-401: Missing Release of Memory after Effective Lifetime", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"}, {"name": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4", "tags": ["x_refsource_MISC"], "url": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4"}, {"name": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}], "affected": [{"vendor": "gssapi", "product": "gss-ntlmssp", "versions": [{"version": "< 1.2.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-02-14T17:35:48.482Z"}, "descriptions": [{"lang": "en", "value": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, a memory leak can be triggered when parsing usernames which can trigger a denial-of-service. The domain portion of a username may be overridden causing an allocated memory area the size of the domain name to be leaked. An attacker can leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial-of-service. This issue is fixed in version 1.2.0.\n\n"}], "source": {"advisory": "GHSA-mfm4-6g58-jw74", "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:25:19.220Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"}, {"name": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4"}, {"name": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gss-ntlmssp_project:gss-ntlmssp:*:*:*:*:*:*:*:*", "matchCriteriaId": "13258161-610E-490D-B389-681F4803A220", "versionEndExcluding": "1.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, a memory leak can be triggered when parsing usernames which can trigger a denial-of-service. The domain portion of a username may be overridden causing an allocated memory area the size of the domain name to be leaked. An attacker can leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial-of-service. This issue is fixed in version 1.2.0.\n\n"}], "id": "CVE-2023-25566", "lastModified": "2024-11-21T07:49:44.577", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "[email protected]", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2023-02-14T18:15:13.380", "references": [{"source": "[email protected]", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-401"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:3097", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "gssntlmssp-0:1.2.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-05-16T00:00:00Z"}], "bugzilla": {"description": "gssntlmssp: memory leak when parsing usernames", "id": "2172022", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2172022"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-401", "details": ["GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, a memory leak can be triggered when parsing usernames which can trigger a denial-of-service. The domain portion of a username may be overridden causing an allocated memory area the size of the domain name to be leaked. An attacker can leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial-of-service. This issue is fixed in version 1.2.0.", "A flaw was found in GSS-NTLMSSP, a mechglue plugin for the GSSAPI library that implements NTLM authentication. A memory leak can be triggered when parsing usernames, triggering a denial of service. The domain portion of a username may be overridden, causing an allocated memory area the size of the domain name to be leaked. This flaw allows an attacker to leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial of service."], "name": "CVE-2023-25566", "public_date": "2023-02-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-25566\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-25566\nhttps://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"], "threat_severity": "Moderate", "upstream_fix": "gssntlmssp 1.2.0"}