Is CVE-2021-46141 in the CISA KEV catalog?

No. CVE-2021-46141 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-46141?

CVE-2021-46141 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-46141?

CVE-2021-46141 has an EPSS score of 1.13% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-46141?

Upgrade uriparser on debian 11 to 0.9.4+dfsg-1+deb11u1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2021-46141

MEDIUM

5.5

CVSS v3

NVD

Description

An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in uriFreeUriMembers and uriMakeOwner.

CWE-416Use After Free

How to fix

Remediation Available

uriparserDebian

Fixed in:0.9.4+dfsg-1+deb11u1CVE-2021-46141

Fixed in:0.9.6+dfsg-1CVE-2021-46141

liburiparser-devUbuntu

Fixed in:0.8.4-1+deb9u2ubuntu0.1USN-5256-1

liburiparser1Ubuntu

Fixed in:0.7.5-1ubuntu2+esm3USN-5256-2

Fixed in:0.8.4-1ubuntu0.16.04.1~esm3USN-5256-2

Fixed in:0.8.4-1+deb9u2ubuntu0.1USN-5256-1

Fixed in:0.9.3-2ubuntu0.1~esm2USN-5256-2

uriparserUbuntu

Fixed in:0.7.5-1ubuntu2+esm3USN-5256-2

Fixed in:0.8.4-1ubuntu0.16.04.1~esm3USN-5256-2

Fixed in:0.8.4-1+deb9u2ubuntu0.1USN-5256-1

Fixed in:0.9.3-2ubuntu0.1~esm2USN-5256-2

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.13%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch2

Third-Party Advisory3

Other references2

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.