J-Security Center

Title: Lynx 2.8 Buffer Overflow Vulnerability

Severity: MODERATE

Description:

There exists a buffer overflow in Lynx's built-in mailer that can be exploited when when the victim tries to follow a hyperlink. Lynx makes blind assumption on e-mail address length, and sprintfs it into 512-bytes long buffer. The vulnerability is in LMail.c as part of the processing of "mailto:" URLs.

Affected Products:

  • University of Kansas Lynx 2.8.0

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