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
EPSS: 0.021 (79.8th percentile) — read the EPSS interpretation.
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.
Affected products
- Libtiff
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- cve@mitre.org (x_refsource_MISC, Issue Tracking)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
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.