9.0
CRITICAL
CVE-2009-1135
Microsoft ISA Server Radius OTP Bypass Authentication Vulnerability
Description

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."

INFO

Published Date :

July 15, 2009, 3:30 p.m.

Last Modified :

Nov. 21, 2024, 1:01 a.m.

Remotely Exploitable :

Yes !

Impact Score :

10.0

Exploitability Score :

8.0
Affected Products

The following products are affected by CVE-2009-1135 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft isa_server

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2009-1135 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2009-1135 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://secunia.com/advisories/35784
    Added Reference http://www.securitytracker.com/id?1022547
    Added Reference http://www.us-cert.gov/cas/techalerts/TA09-195A.html
    Added Reference http://www.vupen.com/english/advisories/2009/1889
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-031
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5649
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 12, 2018

    Action Type Old Value New Value
    Removed Reference http://www.microsoft.com/technet/security/Bulletin/MS09-031.mspx [Patch, Vendor Advisory]
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-031 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:5649 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5649 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 16, 2009

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2009-1135 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2009-1135 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

2.44 }} 0.71%

score

0.89682

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability