CVE-2025-21295
HIGH EPSS 72.0%
Published Jan 14, 20251y ago · Modified Jun 17, 20262w ago
8.1 CVSS 3.1
Published Jan 14, 2025 1y ago
Last Modified Jun 17, 2026 2w ago
Description
SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
72.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-416 Use After Free Memory Safety
Affected Products 19
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | windows_10_1507 | * | <10.0.10240.20890 |
| microsoft | windows_10_1507 | * | <10.0.10240.20890 |
| microsoft | windows_10_1607 | * | <10.0.14393.7699 |
| microsoft | windows_10_1607 | * | <10.0.14393.7699 |
| microsoft | windows_10_1809 | * | <10.0.17763.6775 |
| microsoft | windows_10_1809 | * | <10.0.17763.6775 |
| microsoft | windows_10_21h2 | * | <10.0.19044.5371 |
| microsoft | windows_10_22h2 | * | <10.0.19045.5371 |
| microsoft | windows_11_22h2 | * | <10.0.22621.4751 |
| microsoft | windows_11_23h2 | * | <10.0.22631.4751 |
| microsoft | windows_11_24h2 | * | <10.0.26100.2894 |
| microsoft | windows_server_2008 | r2 | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2012 | r2 | any |
| microsoft | windows_server_2016 | * | <10.0.14393.7699 |
| microsoft | windows_server_2019 | * | <10.0.17763.6775 |
| microsoft | windows_server_2022 | * | <10.0.20348.3091 |
| microsoft | windows_server_2022_23h2 | * | <10.0.25398.1369 |
| microsoft | windows_server_2025 | * | <10.0.26100.2894 |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21295
Remediation
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21295