Is CVE-2019-19221 in the CISA KEV catalog?

No. CVE-2019-19221 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19221?

CVE-2019-19221 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2019-19221?

CVE-2019-19221 has an EPSS score of 0.66% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19221?

Upgrade libarchive on debian 11 to 3.4.2-1 or later. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2019-19221

MEDIUM

5.5

CVSS v3

NVD

Description

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

libarchiveDebian

Fixed in:3.4.2-1CVE-2019-19221

bsdcpioUbuntu

Fixed in:3.1.2-7ubuntu2.8+esm4USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8+esm2USN-8147-1

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

bsdtarUbuntu

Fixed in:3.1.2-7ubuntu2.8+esm4USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8+esm2USN-8147-1

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

libarchiveUbuntu

Fixed in:3.1.2-7ubuntu2.8+esm4USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8+esm2USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8USN-4293-1

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

Fixed in:3.2.2-3.1ubuntu0.6USN-4293-1

Fixed in:3.4.0-2ubuntu1.5+esm1USN-8147-1

Fixed in:3.6.0-1ubuntu1.6USN-8147-1

Fixed in:3.7.2-2ubuntu0.6USN-8147-1

Fixed in:3.7.7-0ubuntu3.1USN-8147-1

libarchive-devUbuntu

Fixed in:3.1.2-7ubuntu2.8+esm4USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8+esm2USN-8147-1

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

Fixed in:3.4.0-2ubuntu1.5+esm1USN-8147-1

Fixed in:3.6.0-1ubuntu1.6USN-8147-1

Fixed in:3.7.2-2ubuntu0.6USN-8147-1

Fixed in:3.7.7-0ubuntu3.1USN-8147-1

libarchive-toolsUbuntu

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

Fixed in:3.4.0-2ubuntu1.5+esm1USN-8147-1

Fixed in:3.6.0-1ubuntu1.6USN-8147-1

Fixed in:3.7.2-2ubuntu0.6USN-8147-1

Fixed in:3.7.7-0ubuntu3.1USN-8147-1

libarchive13Ubuntu

Fixed in:3.1.2-7ubuntu2.8+esm4USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8+esm2USN-8147-1

Fixed in:3.1.2-11ubuntu0.16.04.8USN-4293-1

Fixed in:3.2.2-3.1ubuntu0.7+esm2USN-8147-1

Fixed in:3.2.2-3.1ubuntu0.6USN-4293-1

Fixed in:3.4.0-2ubuntu1.5+esm1USN-8147-1

Fixed in:3.6.0-1ubuntu1.6USN-8147-1

libarchive13t64Ubuntu

Fixed in:3.7.2-2ubuntu0.6USN-8147-1

Fixed in:3.7.7-0ubuntu3.1USN-8147-1

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 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

0.66%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Patch2

Exploit1

github.com

Third-Party Advisory2

Other references1

lists.fedoraproject.org

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

Embed a live status badge for CVE-2019-19221

Markdown

[![CVE-2019-19221](https://tridentstack.com/cve/badge/CVE-2019-19221.svg)](https://tridentstack.com/cve/CVE-2019-19221)

HTML

<a href="https://tridentstack.com/cve/CVE-2019-19221"><img src="https://tridentstack.com/cve/badge/CVE-2019-19221.svg" alt="CVE-2019-19221"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.