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Case File

CVE-2011-2012

MEDIUM · CVSS 5 EPSS 16.59%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-10-12 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It affects Microsoft. Its EPSS score suggests a 16.6% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2011-2012
Severity
MEDIUM
CVSS
5
EPSS
16.59%
Microsoft

Original NVD Description

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."