Ubuntu 8.04 LTS / 8.10 / 9.04 : firefox-3.0, xulrunner-1.9 vulnerabilities (USN-764-1)
Medium Nessus Plugin ID 36228
Synopsis
The remote Ubuntu host is missing one or more security-related patches.
Description
Several flaws were discovered in the browser engine. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2009-1302, CVE-2009-1303, CVE-2009-1304, CVE-2009-1305)
It was discovered that Firefox displayed certain Unicode characters which could be visually confused with punctuation in valid web addresses in the location bar. An attacker could exploit this to spoof the location bar, such as in a phishing attack. (CVE-2009-0652)
Several flaws were discovered in the way Firefox processed malformed URI schemes. If a user were tricked into viewing a malicious website, a remote attacker could execute arbitrary JavaScript or steal private data. (CVE-2009-1306, CVE-2009-1307, CVE-2009-1309, CVE-2009-1310, CVE-2009-1312)
Cefn Hoile discovered Firefox did not adequately protect against embedded third-party stylesheets. An attacker could exploit this to perform script injection attacks using XBL bindings. (CVE-2009-1308)
Paolo Amadini discovered that Firefox would submit POST data when reloading an inner frame of a web page. If a user were tricked into viewing a malicious website, a remote attacker could steal private data. (CVE-2009-1311).
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.
Solution
Update the affected packages.