Is CVE-2019-1000019 in the CISA KEV catalog?

No. CVE-2019-1000019 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-1000019?

CVE-2019-1000019 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2019-1000019?

CVE-2019-1000019 has an EPSS score of 3.41% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-1000019?

Upgrade libarchive on debian 11 to 3.3.3-4 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-1000019

MEDIUMEPSS 87th pctl

6.5

CVSS v3

NVD

Description

libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

libarchiveDebian

Fixed in:3.3.3-4CVE-2019-1000019

libarchiveUbuntu

Fixed in:3.1.2-7ubuntu2.8USN-3884-1

Fixed in:3.1.2-11ubuntu0.16.04.6USN-3884-1

Fixed in:3.2.2-3.1ubuntu0.3USN-3884-1

libarchive13Ubuntu

Fixed in:3.1.2-7ubuntu2.8USN-3884-1

Fixed in:3.1.2-11ubuntu0.16.04.6USN-3884-1

Fixed in:3.2.2-3.1ubuntu0.3USN-3884-1

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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.41%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory5

Other references5

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.