Vulnerability Description
libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libarchive | Libarchive | 3.3.2 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-inPatchThird Party Advisory
- https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af62PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201908-11
- https://usn.ubuntu.com/3736-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4360Third Party Advisory
- https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-inPatchThird Party Advisory
- https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af62PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201908-11
- https://usn.ubuntu.com/3736-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4360Third Party Advisory
FAQ
What is CVE-2017-14166?
CVE-2017-14166 is a vulnerability with a CVSS score of 6.5 (MEDIUM). libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty string...
How severe is CVE-2017-14166?
CVE-2017-14166 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-14166?
Check the references section above for vendor advisories and patch information. Affected products include: Libarchive Libarchive, Debian Debian Linux, Canonical Ubuntu Linux.