The Vietnamese language pack for Firefox 2 contains inserted code to load remote content. This code is the result of a virus infection, but does not contain the virus itself. … Read more
Background on this issue is available here. Impact An attacker can use this vulnerability to collect session information, including session cookies and session history. Firefox is not vulnerable by default. … Read more
Issue A vulnerability in the chrome protocol scheme allows directory traversal when a “flat” add-on is present resulting in potential information disclosure. Impact When a chrome package is “flat” rather … Read more
Issue The realm value in a basic authentication dialog may be spoofed by a attacker to trick users into thinking the authentication request is coming from a different, trusted site. … Read more
Issue jar: protocol is not restricted to java archives and will open any zip format file. An attacker can use this to evade filtering on sites that allow users to … Read more
Firefox 2.0.0.7 was released this afternoon to patch the QuickTime issue described here. This will protect Firefox users from the public critical security vulnerability until a patch is available from … Read more
We’ve just released Firefox 2.0.0.6 which contains a security patch to mitigate the issue described here. The patch enables percent-encoding for spaces and double-quotes in URIs handed off to external … Read more
Issue We are currently investigating an issue on Windows XP, where some urls for “web” protocols that contain %00 launch the wrong handler and appear to be able to launch … Read more
On July 10th, I posted about a security issue in URL protocol handling on Windows. In the previous example, Internet Explorer was the entry point and Firefox was the application … Read more
Firefox 2.0.0.5 is now available and there is a fix for the URL protocol handling issue described here. We warned that other Windows applications may be vulnerable to this Internet … Read more
Today security firm Secunia released an advisory on a security issue found (apparently) simultaneously and independently by Greg MacManus and Billy Rios based on a previously reported issue in Safari … Read more
The bugs Michael Zalewski posted to full-disclosure yesterday are getting some attention in the press. The information below is intended to provide some clarity on the severity of these issues … Read more