The do_ed_script function in pch.c in GNU patch through 2.7.6,...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig
- http://www.securityfocus.com/bid/76236
- http://www.securitytracker.com/id/1033188
- https://www.freebsd.org/security/advisories/FreeBSD-SA-15:18.bsdpatch.asc
- http://rachelbythebay.com/w/2018/04/05/bangpatch/
- https://bugs.debian.org/894667
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CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.