#VU53843 Heap-based buffer overflow

Published: 2021-06-07

Vulnerability identifier: #VU53843

Vulnerability 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-2020-36328


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Other software / Other software solutions

Vendor: developers.google.com


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in WebPDecodeRGBInto function in libwebp.  A remote attacker can create a specially crafted file, trick the victim into opening it, trigger 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.

Install updates from vendor's website.

Vulnerable software versions

libwebp: 0.1.2, 0.1.3, 0.1.99, 0.2.0, 0.2.0 rc1, 0.2.1, 0.3.0, 0.3.0 rc6, 0.3.0 rc7, 0.3.1, 0.3.1 rc1, 0.3.1 rc2, 0.4.0, 0.4.0 rc1, 0.4.1, 0.4.1 rc1, 0.4.2, 0.4.2 rc2, 0.4.3, 0.4.3 rc1, 0.4.4, 0.4.4 rc2, 0.5.0, 0.5.0 rc1, 0.5.1, 0.5.1 rc5, 0.5.2, 0.5.2 rc2, 0.6.0, 0.6.0 rc2, 0.6.0 rc3, 0.6.1, 0.6.1 rc2, 1.0.0, 1.0.0 rc1, 1.0.0 rc2, 1.0.0 rc3, 1.0.1 rc2


External links

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.

Latest bulletins with this vulnerability