Is CVE-2020-9308 actively exploited?

CVE-2020-9308 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-9308?

CVE-2020-9308 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-9308?

Patch guidance is available from libarchive security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-9308.

Fix CVE-2020-9308 - HIGH libarchive libarchive

Q: Which products are affected by CVE-2020-9308?

6 products: libarchive libarchive, canonical ubuntu linux, canonical ubuntu linux, canonical ubuntu linux, fedoraproject fedora, and 1 more.

Description

archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified other impact.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: LIBARCHIVE
Published: 2/20/2020
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_linuxfedoraproject : fedorafedoraproject : fedora

Remediation Guidance

Executive Summary

View on NIST NVD