CVE-2015-1418: Infoleak
First published: Mon Feb 05 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD Kernel | =10.1 | |
| FreeBSD Kernel | =10.2 |
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2015-1418?
CVE-2015-1418 has been classified as a high severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2015-1418?
You can fix CVE-2015-1418 by updating to a patched version of GNU patch or FreeBSD that addresses this vulnerability.
What systems are affected by CVE-2015-1418?
CVE-2015-1418 affects GNU patch up to version 2.7.6 and specific versions of FreeBSD including 10.1 and 10.2.
What types of attacks can exploit CVE-2015-1418?
An attacker can exploit CVE-2015-1418 by crafting a malicious patch file that sends arbitrary commands to be executed.
Is there a workaround for CVE-2015-1418 if I cannot update immediately?
Currently, there are no known effective workarounds for CVE-2015-1418, so updating is strongly recommended.
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