Remote code execution in tiff (Alpine package)

1) Remote code execution

EUVDB-ID: #VU1066

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-5652

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated user to execute arbitrary code execution om the target system.
The weakness exists due to improper handling of compressed, TIFF images. By convincing the victim to open a file with specially crafted TIFF images, attackers can trigger a heap-buffer overflow and execute arbitrary code.
Successful exploitation of the vulnerability results in arbitrary code execution.

Mitigation

Install update from vendor's website.

Vulnerable software versions

tiff (Alpine package): 4.0.6-r0 - 4.0.6-r4

CPE2.3

• cpe:2.3:o:alpine:tiff_alpine_package:4.0.6-r2:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:tiff_alpine_package:4.0.6-r1:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:tiff_alpine_package:4.0.6-r0:*:*:*:*:alpine_linux:*:

External links

http://git.alpinelinux.org/aports/commit/?id=581c640515472337e42489148e40baae123a09db
http://git.alpinelinux.org/aports/commit/?id=e4001acbab4517d0749da58afc46cf7973a32ed7

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.