Buffer over-read in LibTIFF - CVE-2017-17942

 

Buffer over-read in LibTIFF - CVE-2017-17942

Published: December 28, 2017 / Updated: January 29, 2018


Vulnerability identifier: #VU10310
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-17942
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c. A remote attacker can perform a denial of service attack.


Affected software

LibTIFF
Dynamic System Analysis (DSA) Preboot

How to mitigate CVE-2017-17942

Install update from vendor's website.

Dynamic System Analysis (DSA) Preboot - update to dsyte2z-9.65

External References

Related Security Bulletins