Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1…
Priority MEDIUM 40CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1 does not properly validate session cookies, which allows remote attackers to cause a denial of service (IIS outage) via unspecified network traffic, aka "Null Session Cookie Crash."
Why it matters now
EPSS 0.16588 97th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:*:*:*:*:*:*:* | 2010 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:sp1:*:*:*:*:*:* | 2010 sp1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update1:*:*:*:*:*:* | 2010 update1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update2:*:*:*:*:*:* | 2010 update2 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:*:*:*:*:*:*:* Versions 2010 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:sp1:*:*:*:*:*:* Versions 2010 sp1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update1:*:*:*:*:*:* Versions 2010 update1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update2:*:*:*:*:*:* Versions 2010 update2 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-2012
- 2026-10-03 Alias added: GHSA-9q92-w4h6-42xf
References
Advisory 1
More Microsoft Forefront Unified Access Gateway vulnerabilities
- TI-2018-09021 uniquesig0/InternalSite/InitParams.aspx in Microsoft Forefront Unified Access Gateway… CVSS 3.0CRITICAL 9.8
- TI-2011-01739 Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1… CVSS 2.0HIGH 9.3
- TI-2012-00144 Microsoft Forefront Unified Access Gateway (UAG) 2010 SP1 and SP1 Update 1 does not… CVSS 2.0MEDIUM 5.0
- TI-2010-02620 Open redirect vulnerability in the web interface in Microsoft Forefront Unified Access… CVSS 2.0MEDIUM 5.8
- TI-2012-00143 Open redirect vulnerability in Microsoft Forefront Unified Access Gateway (UAG) 2010 SP1… CVSS 2.0MEDIUM 5.8
- TI-2010-03739 Cross-site scripting (XSS) vulnerability in Signurl.asp in Microsoft Forefront Unified… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2011-2012 · CVE Program
- CVE-2011-2012 · NVD
- FIRST EPSS
- GHSA-9q92-w4h6-42xf · GitHub Advisory Database · CC BY 4.0
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