CVE-2025-11625
- Published: 2025-10-21T14:15:46.997
- Last modified: 1761075085
Improper host authentication vulnerability in wolfSSH version 1.4.20 and earlier clients that allows authentication bypass and leaking of clients credentials.
Related CVE by CWE
No related CWE found.
Top CVE for Vendor
No vendor taxonomy on this entry.
Recently Exploited Similar Vulnerabilities
No recent KEV-listed items for this vendor/product.
How to fix CVE-2025-11625
CVE-2025-11625 is a unknown severity vulnerability affecting the affected product.
Description: Improper host authentication vulnerability in wolfSSH version 1.4.20 and earlier clients that allows authentication bypass and leaking of clients credentials. Related CVE by CWENo related CWE found.Top CVE for VendorNo vendor taxonomy on this entry.Recently Exploited Similar VulnerabilitiesNo recent KEV-listed items for this vendor/product.
Affected Versions:
❌ Vulnerable: ≤ 1.4.20
✅ Safe: ≥ 1.4.21
Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public
How to Fix:
- Check if you're running the affected product
- Verify version (vulnerable: ≤ 1.4.20)
- Update to ≥ 1.4.21 or later
- If patching is not immediately possible: restrict network exposure, apply least-privilege access
- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)
- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations
Description: Improper host authentication vulnerability in wolfSSH version 1.4.20 and earlier clients that allows authentication bypass and leaking of clients credentials. Related CVE by CWENo related CWE found.Top CVE for VendorNo vendor taxonomy on this entry.Recently Exploited Similar VulnerabilitiesNo recent KEV-listed items for this vendor/product.
Affected Versions:
❌ Vulnerable: ≤ 1.4.20
✅ Safe: ≥ 1.4.21
Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public
How to Fix:
1 Identify affected systems
- Check if you're running the affected product
- Verify version (vulnerable: ≤ 1.4.20)
2 Immediate actions
- Update to ≥ 1.4.21 or later
- If patching is not immediately possible: restrict network exposure, apply least-privilege access
3 Verification
- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)
4 Long-term prevention
- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations
Exploit Difficulty Assessment
HARD
Time to Exploit: > 4 hours
Skills Required: Advanced security expertise
Public Exploits: Rare or not public
Affected Versions
Vulnerable: ≤ 1.4.20
Safe: ≥ 1.4.21
Vulnerability Timeline
Oct 21, 2025
Vulnerability Published
CVE details first published to NVD database
Jan 01, 1970
Last Modified
CVE details were updated
Oct 28, 2025
Imported to Database
Added to this CVE tracking system
Detection Rules & IOCs
No specific detection rules generated for this vulnerability type.
No vendor/product data available.