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Category:   Application (Web Browser)  >   Mozilla Firefox Vendors:
Mozilla Firefox RSA Signatures Can Be Forged
SecurityTracker Alert ID:  1017182
SecurityTracker URL:
CVE Reference:   CVE-2006-5462   (Links to External Site)
Date:  Nov 8 2006
Impact:   Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Description:   A vulnerability was reported in Mozilla Firefox. A remote user may be able to forge certain digital signatures.

If an RSA key with exponent 3 is used, a remote user may be able to forge a PKCS #1 v1.5 signature for that key.

Firefox was incompletely patched against this vulnerability and is vulnerable to a variant of this attack.

Ulrich Kuehn reported this vulnerability.

Impact:   A remote user may be able to forge signatures (and certificates).
Solution:   The vendor has issued a fixed version (

The Mozilla advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 8 2006 (Red Hat Issues Fix) Mozilla Firefox RSA Signatures Can Be Forged
Red Hat has released a fix for Red Hat Enterprise Linux 4.

 Source Message Contents

[Original Message Not Available for Viewing]

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