VSNS Lemon cookie authentication bypass

vsns-lemon-cookie-auth-bypass (25459) The risk level is classified as LowLow Risk

Description:

VSNS Lemon could allow a remote attacker to view arbitrary password protected articles. The password checking function does not check for a legitimate password, only for the existence of a cookie value. A remote attacker could exploit this vulnerability by supplying a specially-crafted cookie to bypass security restrictions and view arbitrary articles.


Consequences:

Bypass Security

Remedy:

No remedy available as of July 9, 2011.

References:

  • eVuln Advisory EV0106: VSNS Lemon Multiple Vulnerabilities.
  • VSNS Lemon Web site: VSNS Lemon 3.2 - Catalystica Studios.
  • BID-17396: Tachyondecay VSNS Lemon Authentication Bypass Vulnerability
  • CVE-2006-1555: VSNS Lemon 3.2.0 allows remote attackers to bypass authentication and access password-protected articles by setting the vsns[topic_id] cookie to the targeted topic.
  • OSVDB ID: 24213: VSNS Lemon Crafted Cookie Authentication Bypass
  • SA19420: VSNS Lemon Multiple Vulnerabilities
  • SECTRACK ID: 1015836: VSNS Lemon Input Validation Holes Let Remote Users Inject SQL Commands and Cross-Site Scripting

Platforms Affected:

  • Catalystica Studios VSNS Lemon 3.2.0

Reported:

Mar 27, 2006

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