What’s Vulnerable › Vulnerabilities

CVE-2016-3621

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-10-03 · updated 2026-06-17
• Weakness: CWE-125

Description

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.

Affected products

• libtiff: through 4.0.6

References

• http://bugzilla.maptools.org/show_bug.cgi?id=2565
• http://www.openwall.com/lists/oss-security/2016/04/07/3
• http://www.securitytracker.com/id/1035508
• https://security.gentoo.org/glsa/201701-16
• http://bugzilla.maptools.org/show_bug.cgi?id=2565
• http://www.openwall.com/lists/oss-security/2016/04/07/3
• http://www.securitytracker.com/id/1035508
• https://security.gentoo.org/glsa/201701-16

Get alerted when CVE-2016-3621 or the next vulnerability affects your stack