What’s Vulnerable › Vulnerabilities

CVE-2017-13726

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-08-29 · updated 2026-06-17
• Weakness: CWE-617

Description

There is a reachable assertion abort in the function TIFFWriteDirectorySec() in LibTIFF 4.0.8, related to tif_dirwrite.c and a SubIFD tag. A crafted input will lead to a remote denial of service attack.

Affected products

• libtiff: 4.0.8

References

• http://bugzilla.maptools.org/show_bug.cgi?id=2727
• http://www.securityfocus.com/bid/100524
• https://usn.ubuntu.com/3602-1/
• https://www.debian.org/security/2018/dsa-4100
• http://bugzilla.maptools.org/show_bug.cgi?id=2727
• http://www.securityfocus.com/bid/100524
• https://usn.ubuntu.com/3602-1/
• https://www.debian.org/security/2018/dsa-4100

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