{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82457", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-08-29T13:23:00.303Z", "datePublished": "2026-08-29T13:47:58.176Z", "dateUpdated": "2026-08-29T13:47:58.176Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-08-29T13:47:58.176Z"}, "datePublic": "2026-08-27T00:00:00.000Z", "title": "su-exec through 0.3 Privilege Escalation via Numeric User ID", "descriptions": [{"lang": "en", "value": "su-exec through 0.3 fails to validate numeric user and group identifiers parsed with strtol before assigning to uid_t and gid_t, allowing truncation of out-of-range values to zero. Attackers can supply large numeric identifiers that truncate to root's identifier, causing su-exec to execute target programs with root privileges instead of intended unprivileged accounts."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incorrect Conversion between Numeric Types", "cweId": "CWE-681", "type": "CWE"}]}], "affected": [{"vendor": "ncopa", "product": "su-exec", "collectionURL": "https://github.com/ncopa/su-exec", "repo": "https://github.com/ncopa/su-exec", "versions": [{"version": "0", "lessThanOrEqual": "0.3", "status": "affected", "versionType": "custom"}], "defaultStatus": "unaffected"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.5, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/ncopa/su-exec/blob/89c016e6e08749d583efdeda04b9f73e1218e253/su-exec.c", "tags": ["technical-description"], "name": "Vulnerable code: su-exec.c (strtol into uid_t without range check)"}, {"url": "https://gist.github.com/thesmartshadow/ed96e2a88643c34a247c9b7cf9e311be", "tags": ["third-party-advisory"], "name": "Reporter's write-up"}, {"url": "https://github.com/ncopa/su-exec", "tags": ["product"]}, {"name": "VulnCheck Advisory: su-exec through 0.3 Privilege Escalation via Numeric User ID", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/su-exec-through-0.3-privilege-escalation-via-numeric-user-id"}], "credits": [{"lang": "en", "value": "Ali Firas", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"created": "2026-08-29T15:30:05.104152+00:00", "updated": "2026-08-29T15:30:05.104159+00:00", "vendors": []}