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Mozilla Foundation Security Advisory 2008-54

Buffer overflow in http-index-format parser

Announced
November 12, 2008
Reporter
Justin Schuh
Impact
Critical
Products
Firefox, SeaMonkey
Fixed in
  • Firefox 2.0.0.18
  • Firefox 3.0.4
  • SeaMonkey 1.1.13

Description

Justin Schuh of the IBM X-Force reported a flaw in the way Mozilla parses the http-index-format MIME type. By sending a specially crafted 200 header line in the HTTP index response, an attacker can cause the browser to crash and run arbitrary code on the victim's computer.

References