#VU53846 Out-of-bounds read in libwebp - CVE-2018-25010

Vulnerability identifier: #VU53846

Vulnerability risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-25010

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 ApplyFilter() 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

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=1956918
https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html

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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.