CVE-2025-47913
Potential denial of service in golang.org/x/crypto/ssh/agent
Description
SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process.
INFO
Published Date :
Nov. 13, 2025, 10:15 p.m.
Last Modified :
Jan. 9, 2026, 3:32 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Apply updates to SSH client software.
- Ensure proper error handling for SSH agent responses.
- Test client behavior with varied SSH agent interactions.
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-2025-47913.
| URL | Resource |
|---|---|
| https://github.com/advisories/GHSA-56w8-48fp-6mgv | Third Party Advisory |
| https://go.dev/cl/700295 | Patch |
| https://go.dev/issue/75178 | Exploit Issue Tracking |
| https://pkg.go.dev/vuln/GO-2025-4116 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-47913 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-2025-47913
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-2025-47913 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-47913 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.
-
Initial Analysis by [email protected]
Jan. 09, 2026
Action Type Old Value New Value Added CWE CWE-617 Added CPE Configuration OR *cpe:2.3:a:go:ssh:*:*:*:*:*:go:*:* versions up to (excluding) 0.43.0 Added Reference Type Go Project: https://github.com/advisories/GHSA-56w8-48fp-6mgv Types: Third Party Advisory Added Reference Type Go Project: https://go.dev/cl/700295 Types: Patch Added Reference Type Go Project: https://go.dev/issue/75178 Types: Exploit, Issue Tracking Added Reference Type Go Project: https://pkg.go.dev/vuln/GO-2025-4116 Types: Vendor Advisory -
CVE Modified by [email protected]
Dec. 16, 2025
Action Type Old Value New Value Added Reference https://github.com/advisories/GHSA-56w8-48fp-6mgv Removed Reference https://github.com/advisories/GHSA-hcg3-q754-cr77 -
New CVE Received by [email protected]
Nov. 13, 2025
Action Type Old Value New Value Added Description SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process. Added Reference https://github.com/advisories/GHSA-hcg3-q754-cr77 Added Reference https://go.dev/cl/700295 Added Reference https://go.dev/issue/75178 Added Reference https://pkg.go.dev/vuln/GO-2025-4116 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Nov. 13, 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:H