CVE-2012-2549
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly...
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly validate certificates, which allows remote attackers to bypass intended access restrictions via a revoked certificate, aka "Revoked Certificate Bypass Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly validate certificates, which allows remote attackers to bypass intended access restrictions via a revoked certificate, aka "Revoked Certificate Bypass Vulnerability."
- Record
CVE-2012-2549- CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly validate certificates, which allows remote attackers to bypass intended access restrictions via a revoked certificate, aka "Revoked Certificate Bypass Vulnerability."
- Record
CVE-2012-2549- Updated
- 2026-11-02
EUVDEUVD-2012-2535 No score
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly validate certificates, which allows remote attackers to bypass intended access restrictions via a revoked certificate, aka "Revoked Certificate Bypass Vulnerability."
- Record
EUVD-2012-2535- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wrg5-fhgm-vwvq No score
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly...
The IP-HTTPS server in Windows Server 2008 R2 and R2 SP1 and Server 2012 does not properly validate certificates, which allows remote attackers to bypass intended access restrictions via a revoked certificate, aka "Revoked Certificate Bypass Vulnerability."
- Record
GHSA-wrg5-fhgm-vwvq- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-2549 is a medium vulnerability (CVSS 5.8) in Microsoft Windows Server 2008, published December 12, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 10.00%, the 95th percentile. No source names a fixed version.