VulnerabilityModified
CVE-2018-14681
An issue was discovered in kwajd_read_headers in mspack/kwajd.c in libmspack before 0.7alpha.
HIGH 8.8EPSS 3.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in kwajd_read_headers in mspack/kwajd.c in libmspack before 0.7alpha. Bad KWAJ file header extensions could cause a one or two byte overwrite.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.76% probability · 90th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- cabextract/libmspack · cabextract project/cabextract · canonical/ubuntu linux · debian/debian linux · redhat/ansible tower · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- cve@mitre.org
EPSS 3.8% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.openwall.com/lists/oss-security/2018/07/26/1Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1041410Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505Third Party Advisory
- https://bugs.debian.org/904799Issue Tracking, Mailing List, Patch, Third Party Advisory
- https://github.com/kyz/libmspack/commit/0b0ef9344255ff5acfac6b7af09198ac9c9756c8Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/08/msg00007.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201903-20Third Party Advisory
- https://usn.ubuntu.com/3728-1/Third Party Advisory
- https://usn.ubuntu.com/3728-2/Third Party Advisory
- https://usn.ubuntu.com/3728-3/Third Party Advisory
- https://usn.ubuntu.com/3789-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4260Third Party Advisory
- http://www.openwall.com/lists/oss-security/2018/07/26/1Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1041410Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505Third Party Advisory
- https://bugs.debian.org/904799Issue Tracking, Mailing List, Patch, Third Party Advisory
- https://github.com/kyz/libmspack/commit/0b0ef9344255ff5acfac6b7af09198ac9c9756c8Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/08/msg00007.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201903-20Third Party Advisory
- https://usn.ubuntu.com/3728-1/Third Party Advisory
- https://usn.ubuntu.com/3728-2/Third Party Advisory
- https://usn.ubuntu.com/3728-3/Third Party Advisory
- https://usn.ubuntu.com/3789-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4260Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.