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osvGoogleOSV:RUSTSEC-2023-0061
HistorySep 12, 2023 - 12:00 p.m.

libwebp: OOB write in BuildHuffmanTable

2023-09-1212:00:00
Google
osv.dev
14
libwebp
vulnerability
buildhuffmantable
software
google
mozilla
rce
heap overflow
security advisories
patch
update

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.7

Confidence

High

EPSS

0.636

Percentile

97.9%

Google and Mozilla have released security advisories for RCE due to heap overflow in libwebp. Google warns the vulnerability has been exploited in the wild.

libwebp needs to be updated to 1.3.2 to include a patch for “OOB write in BuildHuffmanTable”.

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.7

Confidence

High

EPSS

0.636

Percentile

97.9%