Vulnerability identifier: #VU53849
Vulnerability risk: Low
CVSSv3.1: 3.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libwebp
Other software /
Other software solutions
Vendor: developers.google.com
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in the ChunkVerifyAndAssign() function in libwebp. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
libwebp: 0.1.2 - 1.0.1 rc2
External links
http://bugzilla.redhat.com/show_bug.cgi?id=1956853
http://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
http://lists.debian.org/debian-lts-announce/2021/06/msg00006.html
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.