Vulnerability Description
An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the TOLOWER() macro for CHM decompression.
CVSS Score
8.8
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cabextract | Libmspack | 0.0.20060920 |
| Cabextract Project | Cabextract | <= 1.5 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 8.0 |
| Redhat | Ansible Tower | 3.3 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2018/07/26/1Mailing ListThird Party Advisory
- http://www.securitytracker.com/id/1041410Third Party AdvisoryVDB 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/904800Issue TrackingMailing ListPatch
- https://github.com/kyz/libmspack/commit/4fd9ccaa54e1aebde1e4b95fb0163b699fd7bcc8PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/08/msg00007.htmlMailing ListThird 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 ListThird Party Advisory
- http://www.securitytracker.com/id/1041410Third Party AdvisoryVDB Entry
FAQ
What is CVE-2018-14682?
CVE-2018-14682 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the TOLOWER() macro for CHM decompression.
How severe is CVE-2018-14682?
CVE-2018-14682 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-14682?
Check the references section above for vendor advisories and patch information. Affected products include: Cabextract Libmspack, Cabextract Project Cabextract, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Ansible Tower.