Sylpheed-Claws src/common/utils.c and src/textview.c security bypass

sylpheed-claws-utils-textview-security-bypass (27089) The risk level is classified as MediumMedium Risk

Description:

Sylpheed-Claws could allow a remote attacker to bypass security caused by improper validation in the 'src/common/utils.c' and 'src/textview.c' scripts. A remote attacker could send a specially-crafted URI starting with a space character to bypass phishing restrictions.


Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of Sylpheed-Claws (2.2.2 or later), available from the Sylpheed-Claws Web site. See References.

References:

  • SourceForge.net: Files: Sylpheed-Claws - File Release Notes and Changelog - Release Name: 2.2.2.
  • Sylpheed-Claws Web site: Sylpheed-Claws - the email client that bites!.
  • CVE-2006-2920: Sylpheed-Claws before 2.2.2 and Sylpheed before 2.2.6 allow remote attackers to bypass the URI check functionality and makes it easier to conduct phishing attacks via a URI that begins with a space character.
  • SA20476: Sylpheed-Claws URI Check Bypass Security Issue
  • SA20577: Sylpheed URI Check Bypass Security Issue
  • VUPEN/ADV-2006-2173: Sylpheed-Claws Space Character Handling URI Check Bypass Security Weakness
  • VUPEN/ADV-2006-2283: Sylpheed Space Character Handling URI Check Bypass Security Weakness

Platforms Affected:

  • Sylpheed-Claws Sylpheed-Claws prior to 0.9.7

Reported:

Jun 07, 2006

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For corrections or additions please email xforce@iss.net

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