Out-of-bounds Read in Libtiff
CVE-2016-3621
The LZWEncode function in tif_lzw.c in the bmp2tiff tool in LibTIFF 4.0.6 and earlier, when the "-c lzw" option is used, allows remote attackers to cause a denial of service (buffer over-read) via a crafted BMP image.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.021 (80.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securitytracker.com/id/1035508 (vdb-entry)
- www.openwall.com/lists/oss-security/2016/04/07/3 (mailing-list, Third Party Advisory)
- bugzilla.maptools.org/show_bug.cgi (Issue Tracking)
- security.gentoo.org/glsa/201701-16 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-3621?
- CVE-2016-3621 is a high-severity vulnerability in Libtiff, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2016-10-03.
- How severe is CVE-2016-3621?
- High severity. CVSS v3 base score is 8.8 out of 10.