CVE-2020-36331

critical
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The highest threat from this vulnerability is to data confidentiality and to the service availability.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1956856

https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html

https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html

https://www.debian.org/security/2021/dsa-4930

https://support.apple.com/kb/HT212601

Details

Source: MITRE

Published: 2021-05-21

Updated: 2021-07-23

Type: CWE-125

Risk Information

CVSS v2

Base Score: 6.4

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL

Tenable Plugins

View all (14 total)

IDNameProductFamilySeverity
153331EulerOS 2.0 SP2 : libwebp (EulerOS-SA-2021-2403)NessusHuawei Local Security Checks
critical
153081EulerOS 2.0 SP5 : libwebp (EulerOS-SA-2021-2338)NessusHuawei Local Security Checks
critical
152037Apple iOS < 14.7 Multiple Vulnerabilities (HT212601)NessusMobile Devices
high
151699openSUSE 15 Security Update : libwebp (openSUSE-SU-2021:1860-1)NessusSuSE Local Security Checks
critical
151322EulerOS Virtualization for ARM 64 3.0.2.0 : libwebp (EulerOS-SA-2021-2104)NessusHuawei Local Security Checks
critical
150705Debian DSA-4930-1 : libwebp - security updateNessusDebian Local Security Checks
critical
150492Ubuntu 16.04 LTS : libwebp vulnerabilities (USN-4971-2)NessusUbuntu Local Security Checks
critical
150424Photon OS 2.0: Libwebp PHSA-2021-2.0-0351NessusPhotonOS Local Security Checks
critical
150301Debian DLA-2677-1 : libwebp security updateNessusDebian Local Security Checks
critical
150300SUSE SLED15 / SLES15 Security Update : libwebp (SUSE-SU-2021:1860-1)NessusSuSE Local Security Checks
critical
150190SUSE SLES12 Security Update : libwebp (SUSE-SU-2021:1830-1)NessusSuSE Local Security Checks
critical
150173Debian DLA-2672-1 : libwebp security updateNessusDebian Local Security Checks
critical
150131Ubuntu 18.04 LTS / 20.04 LTS / 20.10 / 21.04 : libwebp vulnerabilities (USN-4971-1)NessusUbuntu Local Security Checks
critical
150068Photon OS 3.0: Libwebp PHSA-2021-3.0-0244NessusPhotonOS Local Security Checks
critical