Description
chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\0' as its first or second character (such as the "/\0" name).
References (10)
Core 10
Core References
Issue Tracking, Mailing List, Third Party Advisory
https://bugs.debian.org/911637
Exploit, Third Party Advisory
https://github.com/kyz/libmspack/commit/8759da8db6ec9e866cb8eb143313f397f925bb4f
Mailing List, Patch, Third Party Advisory
https://www.openwall.com/lists/oss-security/2018/10/22/1
Third Party Advisory
https://www.starwindsoftware.com/security/sw-20181213-0002/
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/3814-3/
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/3814-1/
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/3814-2/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/10/msg00017.html
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/201903-20
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2019:2049
Scores
CVSS v3
4.3
EPSS
0.0131
EPSS Percentile
79.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Details
CWE
CWE-476
Status
published
Products (17)
canonical/ubuntu_linux
12.04
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
18.10
debian/debian_linux
8.0
kyzer/libmspack
0.3 alpha
kyzer/libmspack
0.4 alpha
kyzer/libmspack
0.5 alpha
kyzer/libmspack
0.6 alpha
... and 7 more
Published
Oct 23, 2018
Tracked Since
Feb 18, 2026