CVE-2018-14680: Input Validation
First published: Sat Jul 28 2018(Updated: )
An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. It does not reject blank CHM filenames.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cabextract Libmspack | =0.0.20060920-alpha | |
| Cabextract Libmspack | =0.3-alpha | |
| Cabextract Libmspack | =0.4-alpha | |
| Cabextract Libmspack | =0.5-alpha | |
| Cabextract Libmspack | =0.6-alpha | |
| Cabextract Project Cabextract | <=1.5 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Redhat Ansible Tower | =3.3 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Workstation | =7.0 | |
| redhat/libmspack | <0.7 | 0.7 |
| ubuntu/clamav | <0.100.1+dfsg-1ubuntu0.14.04.3 | 0.100.1+dfsg-1ubuntu0.14.04.3 |
| ubuntu/libmspack | <0.6-3ubuntu0.1 | 0.6-3ubuntu0.1 |
| ubuntu/libmspack | <0.7 | 0.7 |
| ubuntu/libmspack | <0.5-1ubuntu0.16.04.2 | 0.5-1ubuntu0.16.04.2 |
| debian/libmspack | 0.10.1-1 0.10.1-2 0.11-1 0.11-1.1 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2018/07/26/1
- http://www.securitytracker.com/id/1041410
- https://access.redhat.com/errata/RHSA-2018:3327
- https://access.redhat.com/errata/RHSA-2018:3505
- https://bugs.debian.org/904801
- https://github.com/kyz/libmspack/commit/72e70a921f0f07fee748aec2274b30784e1d312a
- https://lists.debian.org/debian-lts-announce/2018/08/msg00007.html
- https://security.gentoo.org/glsa/201903-20
- https://usn.ubuntu.com/3728-1/
- https://usn.ubuntu.com/3728-2/
- https://usn.ubuntu.com/3728-3/
- https://usn.ubuntu.com/3789-2/
- https://www.debian.org/security/2018/dsa-4260
- https://launchpad.net/bugs/cve/CVE-2018-14680
- https://security-tracker.debian.org/tracker/CVE-2018-14679
- https://security-tracker.debian.org/tracker/CVE-2018-14680
- https://security-tracker.debian.org/tracker/CVE-2018-14682
- https://security-tracker.debian.org/tracker/CVE-2018-14681
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=904801
- http://openwall.com/lists/oss-security/2018/07/28/1
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1610938
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1610936
- https://bugzilla.redhat.com/show_bug.cgi?id=1610934
- https://www.openwall.com/lists/oss-security/2018/07/26/1
- https://ubuntu.com/security/notices/USN-3728-1
- https://ubuntu.com/security/notices/USN-3728-2
- https://ubuntu.com/security/notices/USN-3728-3
- https://ubuntu.com/security/notices/USN-3789-2
- https://www.cve.org/CVERecord?id=CVE-2018-14680
- https://nvd.nist.gov/vuln/detail/CVE-2018-14680
- https://ubuntu.com/security/CVE-2018-14680
Frequently Asked Questions
What is CVE-2018-14680?
CVE-2018-14680 is a vulnerability in libmspack before version 0.7alpha that allows empty CHM filenames.
How severe is CVE-2018-14680?
CVE-2018-14680 has a severity rating of 6.5 (high).
Which software is affected by CVE-2018-14680?
CVE-2018-14680 affects Ubuntu's clamav package (version 0.100.1+dfsg-1ubuntu0.14.04.3), libmspack packages for Ubuntu (versions up to 0.6-3ubuntu0.1 and version 0.7), and Cabextract Libmspack packages (versions 0.0.20060920-alpha, 0.3-alpha, 0.4-alpha, 0.5-alpha, and 0.6-alpha).
Is there a fix for CVE-2018-14680?
Yes, there are fixes available for CVE-2018-14680. For Ubuntu, update the affected packages to the specified remedial versions. For Cabextract Libmspack, update to version 0.7.
Where can I find more information about CVE-2018-14680?
You can find more information about CVE-2018-14680 at the following sources: [Openwall](http://www.openwall.com/lists/oss-security/2018/07/26/1), [Security Tracker](http://www.securitytracker.com/id/1041410), and [Red Hat](https://access.redhat.com/errata/RHSA-2018:3327).
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