CVE-2025-58181
CVE-2025-58181 in golang.org/x/crypto/ssh
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.
INFO
Published Date :
Nov. 19, 2025, 9:15 p.m.
Last Modified :
Nov. 19, 2025, 9:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-58181
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update SSH server to patch denial of service.
- Apply security updates for SSH server.
- Reconfigure GSSAPI authentication mechanisms.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-58181.
| URL | Resource |
|---|---|
| https://go.dev/cl/721961 | |
| https://go.dev/issue/76363 | |
| https://groups.google.com/g/golang-announce/c/w-oX3UxNcZA | |
| https://pkg.go.dev/vuln/GO-2025-4134 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-58181 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-58181
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-58181 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-58181 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Nov. 19, 2025
Action Type Old Value New Value Added 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. Added Reference https://go.dev/cl/721961 Added Reference https://go.dev/issue/76363 Added Reference https://groups.google.com/g/golang-announce/c/w-oX3UxNcZA Added Reference https://pkg.go.dev/vuln/GO-2025-4134 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Nov. 19, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Added CWE CWE-770