BaseFortify

Publication date: 2025-11-19

Last updated on: 2025-12-11

Assigner: Go Project

Description

SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2025-11-19

Last Modified

2025-12-11

Generated

2026-07-06

AI Q&A

2025-11-19

EPSS Evaluated

2026-07-05

NVD

CVE-2025-58181

Affected Vendors & Products

Vendor	Product	Version / Range
golang	crypto	to 0.45.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-770	The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Attack-Flow Graph

Executive Summary

This vulnerability occurs in SSH servers when they parse GSSAPI authentication requests without validating the number of mechanisms specified. An attacker can exploit this by sending a request with an excessive number of mechanisms, causing the server to consume an unbounded amount of memory.

Impact Analysis

The vulnerability can lead to unbounded memory consumption on the affected SSH server, potentially causing denial of service due to resource exhaustion.

Hi! I’m here to help you understand CVE-2025-58181. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70