Vulnerability Description
In LibTIFF 4.0.9, a heap-based buffer overflow occurs in the function LZWDecodeCompat in tif_lzw.c via a crafted TIFF file, as demonstrated by tiff2ps.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libtiff | Libtiff | 4.0.9 |
| Debian | Debian Linux | 7.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2780ExploitIssue TrackingThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2053Third Party Advisory
- https://github.com/halfbitteam/POCs/tree/master/libtiff-4.08_tiff2ps_heap_overflExploitThird Party Advisory
- https://gitlab.com/libtiff/libtiff/commit/58a898cb4459055bb488ca815c23b880c242a2PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00008.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00009.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00002.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/3864-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4349Third Party Advisory
- http://bugzilla.maptools.org/show_bug.cgi?id=2780ExploitIssue TrackingThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2053Third Party Advisory
- https://github.com/halfbitteam/POCs/tree/master/libtiff-4.08_tiff2ps_heap_overflExploitThird Party Advisory
- https://gitlab.com/libtiff/libtiff/commit/58a898cb4459055bb488ca815c23b880c242a2PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00008.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00009.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2018-8905?
CVE-2018-8905 is a vulnerability with a CVSS score of 8.8 (HIGH). In LibTIFF 4.0.9, a heap-based buffer overflow occurs in the function LZWDecodeCompat in tif_lzw.c via a crafted TIFF file, as demonstrated by tiff2ps.
How severe is CVE-2018-8905?
CVE-2018-8905 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-2018-8905?
Check the references section above for vendor advisories and patch information. Affected products include: Libtiff Libtiff, Debian Debian Linux, Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server.