#VU67498 Heap-based buffer overflow in LibTIFF
Vulnerability identifier: #VU67498
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
LibTIFF
Universal components / Libraries /
Libraries used by multiple products
Vendor: LibTIFF
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the TIFFReadRawDataStriped() function in tiffinfo.c. A remote attacker can pass specially crafted TIFF file to the application that is using the affected library, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
LibTIFF: 4.0 - 4.6.1
External links
http://bugzilla.redhat.com/show_bug.cgi?id=2074404
http://gitlab.com/libtiff/libtiff/-/commit/87f580f39011109b3bb5f6eca13fac543a542798
http://gitlab.com/libtiff/libtiff/-/issues/319
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
