TYPO3 Install Tool authentication bypass

typo3-installtool-auth-bypass (53928) The risk level is classified as MediumMedium Risk

Description:

TYPO3 is vulnerable to an authentication bypass, caused by a vulnerability in the Install Tool. A remote attacker with knowledge of the md5 hashed password could exploit this vulnerability to gain access to the Install Tool.

*CVSS:

Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 3.2
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Refer to TYPO3-SA-2009-016 for patch, upgrade or suggested workaround information. See References.

References:

  • TYPO3-SA-2009-016: Multiple vulnerabilities in TYPO3 Core.
  • BID-36801: TYPO3 Core Multiple Security Vulnerabilities
  • CVE-2009-3635: The Install Tool subcomponent in TYPO3 4.0.13 and earlier, 4.1.x before 4.1.13, 4.2.x before 4.2.10, and 4.3.x before 4.3beta2 allows remote attackers to gain access by using only the password's md5 hash as a credential.
  • DSA-1926: typo3-src -- several vulnerabilities
  • SA37122: Typo3 Multiple Vulnerabilities
  • VUPEN/ADV-2009-3009: TYPO3 Multiple Code Injection and Information Disclosure Vulnerabilities

Platforms Affected:

  • Debian Debian Linux 4.0
  • Debian Debian Linux 5.0
  • TYPO3 TYPO3 4.0
  • TYPO3 TYPO3 4.0.1
  • TYPO3 TYPO3 4.0.10
  • TYPO3 TYPO3 4.0.12
  • TYPO3 TYPO3 4.0.13
  • TYPO3 TYPO3 4.0.2
  • TYPO3 TYPO3 4.0.3
  • TYPO3 TYPO3 4.0.4
  • TYPO3 TYPO3 4.0.5
  • TYPO3 TYPO3 4.0.8
  • TYPO3 TYPO3 4.0.9
  • TYPO3 TYPO3 4.1
  • TYPO3 TYPO3 4.1.10
  • TYPO3 TYPO3 4.1.12
  • TYPO3 TYPO3 4.1.4
  • TYPO3 TYPO3 4.1.6
  • TYPO3 TYPO3 4.1.7
  • TYPO3 TYPO3 4.1.8
  • TYPO3 TYPO3 4.2.0
  • TYPO3 TYPO3 4.2.1
  • TYPO3 TYPO3 4.2.2
  • TYPO3 TYPO3 4.2.3
  • TYPO3 TYPO3 4.2.4
  • TYPO3 TYPO3 4.2.6
  • TYPO3 TYPO3 4.2.9
  • TYPO3 TYPO3 4.3.0 beta1

Reported:

Oct 22, 2009

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