CVE-2009-0077: microsoft forefront_threat_management_gateway
Vulnerability summary
CVE-2009-0077 is a medium (CVSS 5.0) vulnerability in microsoft forefront_threat_management_gateway. EPSS estimates a 78.50% chance of exploitation in the next 30 days, higher than 99.5% of scored vulnerabilities.
Timeline
- 15-04-2009PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
The firewall engine in Microsoft Forefront Threat Management Gateway, Medium Business Edition (TMG MBE); and Internet Security and Acceleration (ISA) Server 2004 SP3, 2006, 2006 Supportability Update, and 2006 SP1; does not properly manage the session state of web listeners, which allows remote attackers to cause a denial of service (many stale sessions) via crafted packets, aka "Web Proxy TCP State Limited Denial of Service Vulnerability."
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
78.50%
Chance of exploitation in the next 30 days
Percentile
100%
Versus all other CVEs
30-day change
0.00 pp
From 78.50% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Microsoft2 products
- forefront_threat_management_gatewayna
- internet_security_and_acceleration_server2004:sp3 | 2006:sp1 | 2006:supportability
1 vendor · 2 products
References
7 links
docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-016Vendor AdvisoryX Refsource MS- www.us-cert.gov/cas/techalerts/TA09-104A.htmlThird Party AdvisoryX Refsource CERTUS Government Resource
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6068VDB EntrySignatureX Refsource OVAL