Vulnerability in Microsoft Isa Server
CVE-2009-1135
Microsoft Internet Security and Acceleration (ISA) Server 2006 Gold and SP1, when Radius OTP is enabled, uses the HTTP-Basic authentication method, which allows remote attackers to gain the privileges of an arbitrary account, and access published web pages, via vectors involving attempted access to a network resource behind the ISA Server, aka "Radius OTP Bypass Vulnerability."
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.0 (High). Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.265 (97.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.265 · newest: 0.265 · change: 0.000
Affected products
- Microsoft Isa Server — versions 2006
Weakness classification (CWE)
References
- www.securitytracker.com/id (vdb-entry)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:5649 (signature, vdb-entry)
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-031 (vendor-advisory)
- www.vupen.com/english/advisories/2009/1889 (vdb-entry)
- www.us-cert.gov/cas/techalerts/TA09-195A.html (US Government Resource, third-party-advisory)
- secunia.com/advisories/35784 (third-party-advisory)