Ubuntu 8.04 LTS / 8.10 : firefox-3.0, xulrunner-1.9 vulnerabilities (USN-717-1)
Critical Nessus Plugin ID 37217
SynopsisThe remote Ubuntu host is missing one or more security-related patches.
DescriptionSeveral flaws were discovered in the browser engine. These problems could allow an attacker to crash the browser and possibly execute arbitrary code with user privileges. (CVE-2009-0352, CVE-2009-0353)
A flaw was discovered in the browser engine when restoring closed tabs. If a user were tricked into restoring a tab to a malicious website with form input controls, an attacker could steal local files on the user's system. (CVE-2009-0355)
Wladimir Palant discovered that Firefox did not restrict access to cookies in HTTP response headers. If a user were tricked into opening a malicious web page, a remote attacker could view sensitive information. (CVE-2009-0357)
Paul Nel discovered that Firefox did not honor certain Cache-Control HTTP directives. A local attacker could exploit this to view private data in improperly cached pages of another user. (CVE-2009-0358).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected packages.