HomeLibarchiveCVE-2020-21674

CVE-2020-21674

MEDIUM
6.5CVSS
Published: 2020-10-15
Updated: 2024-11-21
AI Analysis

Description

Heap-based buffer overflow in archive_string_append_from_wcs() (archive_string.c) in libarchive-3.4.1dev allows remote attackers to cause a denial of service (out-of-bounds write in heap memory resulting into a crash) via a crafted archive file. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected.

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-787

Metadata

Primary Vendor
LIBARCHIVE
Published
10/15/2020
Last Modified
11/21/2024
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

libarchive : libarchive

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Executive Intelligence Brief

CVE-CVE-2020-21674 | MEDIUM Severity | CVEDatabase.com | CVEDatabase.com