Is CVE-2019-1000020 actively exploited?

CVE-2019-1000020 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2019-1000020?

CVE-2019-1000020 has a CVSS score of 6.5 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

How do I patch CVE-2019-1000020?

Patch guidance is available from libarchive security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2019-1000020.

CVE-2019-1000020 - remediation guidance & executive summary

Q: Which products are affected by CVE-2019-1000020?

11 products: libarchive libarchive, canonical ubuntu linux, canonical ubuntu linux, canonical ubuntu linux, canonical ubuntu linux, and 6 more.

Description

libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-835

Metadata

Primary Vendor: LIBARCHIVE
Published: 2/4/2019
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

libarchive : libarchivecanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxdebian : debian_linuxfedoraproject : fedoraopensuse : leapredhat : enterprise_linux_desktopredhat : enterprise_linux_serverredhat : enterprise_linux_workstation

Remediation Guidance

Executive Summary

View on NIST NVD