CVE-2016-3621

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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:libtiff:libtiff:*:*:*:*:*:*:*:*", "matchCriteriaId": "7DBB051D-E94D-4553-88A6-750BE80B7617", "versionEndIncluding": "4.0.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The LZWEncode function in tif_lzw.c in the bmp2tiff tool in LibTIFF 4.0.6 and earlier, when the \"-c lzw\" option is used, allows remote attackers to cause a denial of service (buffer over-read) via a crafted BMP image."}, {"lang": "es", "value": "La funci\u00f3n LZWEncode en tif_lzw.c en la herramienta bmp2tiff en LibTIFF 4.0.6 y versiones anteriores, cuando la opci\u00f3n \"-c lzw\" es utilizada, permite a atacantes remotos provocar una denegaci\u00f3n de servicios (sobre lectura de b\u00fafer) a trav\u00e9s de una imagen BMP manipulada."}], "id": "CVE-2016-3621", "lastModified": "2026-06-17T00:46:05.633", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-10-03T16:09:02.897", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking"], "url": "http://bugzilla.maptools.org/show_bug.cgi?id=2565"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/04/07/3"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1035508"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201701-16"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "http://bugzilla.maptools.org/show_bug.cgi?id=2565"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/04/07/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1035508"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201701-16"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Mei Wang (Qihoo 360) for reporting this issue.", "bugzilla": {"description": "libtiff: out of bounds read in the bmp2tiff tool", "id": "1324822", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1324822"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "draft"}, "cwe": "CWE-125", "details": ["The LZWEncode function in tif_lzw.c in the bmp2tiff tool in LibTIFF 4.0.6 and earlier, when the \"-c lzw\" option is used, allows remote attackers to cause a denial of service (buffer over-read) via a crafted BMP image."], "name": "CVE-2016-3621", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "compat-libtiff3", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2016-04-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-3621\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-3621\nhttp://bugzilla.maptools.org/show_bug.cgi?id=2565"], "threat_severity": "Low"}

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