{"id":"CVE-2019-13636","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-13636","generatedAt":"2026-10-28T20:28:19.913Z","title":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files.","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","published":"2019-07-17T21:15:12.000Z","lastModified":"2026-06-17T02:17:08.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-59"],"affected":["gnu/patch"],"epss":{"score":0.03895,"percentile":0.90196,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (3.90%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html","source":"cve@mitre.org"},{"url":"https://git.savannah.gnu.org/cgit/patch.git/commit/?id=dce4683cbbe107a95f1f0d45fabc304acfb5d71a","tags":["Mailing List","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/irsl/gnu-patch-vulnerabilities","source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2019/07/msg00016.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/","source":"cve@mitre.org"},{"url":"https://seclists.org/bugtraq/2019/Aug/29","source":"cve@mitre.org"},{"url":"https://seclists.org/bugtraq/2019/Jul/54","source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201908-22","source":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20190828-0001/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4071-1/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4071-2/","source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2019/dsa-4489","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.savannah.gnu.org/cgit/patch.git/commit/?id=dce4683cbbe107a95f1f0d45fabc304acfb5d71a","tags":["Mailing List","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/irsl/gnu-patch-vulnerabilities","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/07/msg00016.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2019/Aug/29","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2019/Jul/54","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201908-22","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20190828-0001/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4071-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4071-2/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2019/dsa-4489","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-13636","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}