Is CVE-2021-31272 in the CISA KEV catalog?

No. CVE-2021-31272 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-31272?

CVE-2021-31272 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-31272?

CVE-2021-31272 has an EPSS score of 3.17% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-31272?

Upgrade serenityos to 3844e8569689dd476064a0759d704bc64fb3ca2c or later.

CVE & CISA-KEV Catalog

CVE-2021-31272

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

SerenityOS before commit 3844e8569689dd476064a0759d704bc64fb3ca2c contains a directory traversal vulnerability in tar/unzip that may lead to command execution or privilege escalation.

CWE-22Path Traversal

How to fix

Remediation Available

serenityosNVD

Affected:< 3844e8569689dd476064a0759d704bc64fb3ca2cFixed in:3844e8569689dd476064a0759d704bc64fb3ca2cCVE-2021-31272derived from NVD

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

3.17%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory3

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	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.