Is CVE-2020-29362 in the CISA KEV catalog?

No. CVE-2020-29362 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-29362?

CVE-2020-29362 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2020-29362?

CVE-2020-29362 has an EPSS score of 2.26% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-29362?

Upgrade p11-kit on debian 11 to 0.23.22-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2020-29362

MEDIUMEPSS 81th pctl

5.3

CVSS v3

NVD

Description

An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap-based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS#11 function call, the receiving entity may allow the reading of up to 4 bytes of memory past the heap allocation.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

p11-kitDebian

Fixed in:0.23.22-1CVE-2020-29362

libp11-kit0Ubuntu

Fixed in:0.23.2-5~ubuntu16.04.2USN-4677-1

Fixed in:0.23.9-2ubuntu0.1USN-4677-1

Fixed in:0.23.20-1ubuntu0.1USN-4677-1

p11-kitUbuntu

Fixed in:0.23.2-5~ubuntu16.04.2USN-4677-1

Fixed in:0.23.9-2ubuntu0.1USN-4677-1

Fixed in:0.23.20-1ubuntu0.1USN-4677-1

p11-kit-modulesUbuntu

Fixed in:0.23.2-5~ubuntu16.04.2USN-4677-1

Fixed in:0.23.9-2ubuntu0.1USN-4677-1

Fixed in:0.23.20-1ubuntu0.1USN-4677-1

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.26%probability of exploitation in 30 days

81stpercentile

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

References

Third-Party Advisory4

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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.