CVE-2025-60753

MEDIUM
2025-11-05 [email protected]
5.5
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

4
Patch Released
Apr 06, 2026 - 12:45 nvd
Patch available
Analysis Generated
Mar 28, 2026 - 19:20 vuln.today
PoC Detected
Feb 04, 2026 - 21:19 vuln.today
Public exploit code
CVE Published
Nov 05, 2025 - 16:15 nvd
MEDIUM 5.5

Description

An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c when processing crafted -s substitution rules. This can cause unbounded memory allocation and lead to denial of service (Out-of-Memory crash).

Analysis

An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c when processing crafted -s substitution rules. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c when processing crafted -s substitution rules. This can cause unbounded memory allocation and lead to denial of service (Out-of-Memory crash). Affected products include: Libarchive. Version information: version 3.8.1.

Affected Products

Libarchive.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +28
POC: +20

Vendor Status

Share

CVE-2025-60753 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy