Is CVE-2020-36329 in the CISA KEV catalog?

No. CVE-2020-36329 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-36329?

CVE-2020-36329 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-36329?

CVE-2020-36329 has an EPSS score of 2.32% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-36329?

Upgrade libwebp on debian 11 to 0.6.1-2.1 or later. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2020-36329

CRITICALEPSS 81th pctl

9.8

CVSS v3

NVD

Description

A flaw was found in libwebp in versions before 1.0.1. A use-after-free was found due to a thread being killed too early. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CWE-416Use After Free

How to fix

Remediation Available

libwebpDebian

Fixed in:0.6.1-2.1CVE-2020-36329

libwebpUbuntu

Fixed in:0.4.0-4ubuntu0.1~esm1USN-4971-2

Fixed in:0.4.4-1ubuntu0.1~esm1USN-4971-2

Fixed in:0.6.1-2ubuntu0.18.04.1USN-4971-1

Fixed in:0.6.1-2ubuntu0.20.04.1USN-4971-1

libwebp5Ubuntu

Fixed in:0.4.0-4ubuntu0.1~esm1USN-4971-2

Fixed in:0.4.4-1ubuntu0.1~esm1USN-4971-2

libwebp6Ubuntu

Fixed in:0.6.1-2ubuntu0.18.04.1USN-4971-1

Fixed in:0.6.1-2ubuntu0.20.04.1USN-4971-1

libwebpdemux1Ubuntu

Fixed in:0.4.0-4ubuntu0.1~esm1USN-4971-2

Fixed in:0.4.4-1ubuntu0.1~esm1USN-4971-2

libwebpdemux2Ubuntu

Fixed in:0.6.1-2ubuntu0.18.04.1USN-4971-1

Fixed in:0.6.1-2ubuntu0.20.04.1USN-4971-1

libwebpmux1Ubuntu

Fixed in:0.4.0-4ubuntu0.1~esm1USN-4971-2

Fixed in:0.4.4-1ubuntu0.1~esm1USN-4971-2

libwebpmux3Ubuntu

Fixed in:0.6.1-2ubuntu0.18.04.1USN-4971-1

Fixed in:0.6.1-2ubuntu0.20.04.1USN-4971-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.32%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Patch1

bugzilla.redhat.com

Third-Party Advisory6

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.