{"id":"CVE-2026-110716","state":"PUBLISHED","title":"unshield through 1.6.2 Heap Out-of-Bounds Read via unshield_get_file_table","description":"unshield through 1.6.2 contains a heap out-of-bounds read vulnerability in unshield_get_file_table() that allows attackers to read past heap allocations via unchecked cabinet header offsets. Attackers can supply a crafted InstallShield cabinet with out-of-range file_table_offset or large file counts to crash the unshield tool or library consumers.","publishedAt":"2026-10-14T15:01:30.522Z","updatedAt":"2026-10-14T15:01:30.522Z","severity":{"score":6.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["twogood unshield"],"affected":[{"vendor":"twogood","product":"unshield","packageURL":"pkg:github/twogood/unshield","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.6.2","versionType":"semver"}],"collectionURL":"https://github.com/twogood/unshield","repo":"https://github.com/twogood/unshield"}],"references":["https://hackmd.io/@haind-pwn/unshield-header-filetable-oob-read","https://github.com/twogood/unshield/blob/51de441ba6893f11026d4671ccef9e8e2a4634fa/lib/libunshield.c#L195","https://github.com/twogood/unshield","https://www.vulncheck.com/advisories/unshield-through-1.6.2-heap-out-of-bounds-read-via-unshield-get-file-table"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/110xxx/CVE-2026-110716.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110716","state":"PUBLISHED","datePublished":"2026-10-14T15:01:30.522Z","dateUpdated":"2026-10-14T15:01:30.522Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-14T14:39:53.359Z"},"containers":{"cna":{"title":"unshield through 1.6.2 Heap Out-of-Bounds Read via unshield_get_file_table","descriptions":[{"lang":"en","value":"unshield through 1.6.2 contains a heap out-of-bounds read vulnerability in unshield_get_file_table() that allows attackers to read past heap allocations via unchecked cabinet header offsets. Attackers can supply a crafted InstallShield cabinet with out-of-range file_table_offset or large file counts to crash the unshield tool or library consumers."}],"affected":[{"vendor":"twogood","product":"unshield","packageURL":"pkg:github/twogood/unshield","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.6.2","versionType":"semver"}],"collectionURL":"https://github.com/twogood/unshield","repo":"https://github.com/twogood/unshield"}],"references":[{"url":"https://hackmd.io/@haind-pwn/unshield-header-filetable-oob-read","tags":["technical-description","exploit"]},{"url":"https://github.com/twogood/unshield/blob/51de441ba6893f11026d4671ccef9e8e2a4634fa/lib/libunshield.c#L195","tags":["technical-description"]},{"url":"https://github.com/twogood/unshield","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/unshield-through-1.6.2-heap-out-of-bounds-read-via-unshield-get-file-table","name":"VulnCheck Advisory: unshield through 1.6.2 Heap Out-of-Bounds Read via unshield_get_file_table","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","lang":"en","description":"Out-of-bounds Read","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-14T15:01:30.522Z"},"datePublic":"2026-10-14T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:unshield_project:unshield:*:*:*:*:*:*:*:*","versionEndIncluding":"1.6.2"}]}]}],"credits":[{"lang":"en","value":"HaiND from the Post and Telecommunication Institute of Technology","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}}