Input validation error in LibTIFF - CVE-2017-16232
Published: March 21, 2019 / Updated: August 4, 2020
Vulnerability identifier: #VU33769
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-16232
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
** DISPUTED ** LibTIFF 4.0.8 has multiple memory leak vulnerabilities, which allow attackers to cause a denial of service (memory consumption), as demonstrated by tif_open.c, tif_lzw.c, and tif_aux.c. NOTE: Third parties were unable to reproduce the issue.
Affected software
LibTIFF
tiff (Alpine package)
tiff (Alpine package)
How to mitigate CVE-2017-16232
Install update from vendor's website.
LibTIFF - update to 4.0.8-3
tiff (Alpine package) - update to 4.0.9-r0
tiff (Alpine package) - update to 4.0.9-r0
External References
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00041.html
- http://packetstormsecurity.com/files/150896/LibTIFF-4.0.8-Memory-Leak.html
- http://seclists.org/fulldisclosure/2018/Dec/32
- http://seclists.org/fulldisclosure/2018/Dec/47
- http://www.openwall.com/lists/oss-security/2017/11/01/11
- http://www.openwall.com/lists/oss-security/2017/11/01/3
- http://www.openwall.com/lists/oss-security/2017/11/01/7
- http://www.openwall.com/lists/oss-security/2017/11/01/8
- http://www.securityfocus.com/bid/101696