Vulnerability Details CVE-2015-1418
The do_ed_script function in pch.c in GNU patch through 2.7.6, and patch in FreeBSD 10.1 before 10.1-RELEASE-p17, 10.2 before 10.2-BETA2-p3, 10.2-RC1 before 10.2-RC1-p2, and 0.2-RC2 before 10.2-RC2-p1, allows remote attackers to execute arbitrary commands via a crafted patch file, because a '!' character can be passed to the ed program.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.029
EPSS Ranking 85.6%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 9.3
References
- http://rachelbythebay.com/w/2018/04/05/bangpatch/
- http://www.securityfocus.com/bid/76236
- http://www.securitytracker.com/id/1033188
- https://bugs.debian.org/894667
- https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig
- https://www.freebsd.org/security/advisories/FreeBSD-SA-15:18.bsdpatch.asc
- http://rachelbythebay.com/w/2018/04/05/bangpatch/
- http://www.securityfocus.com/bid/76236
- http://www.securitytracker.com/id/1033188
- https://bugs.debian.org/894667
- https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig
- https://www.freebsd.org/security/advisories/FreeBSD-SA-15:18.bsdpatch.asc