The web browser w3m does not properly validate SSL/TLS certificates.
Ludwig Nussel discovered w3m does not properly handle SSL/TLS certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. (CVE-2010-2074)
9 August 2010
A security issue affects these releases of Ubuntu and its derivatives:
The web browser w3m does not properly validate SSL/TLS certificates.
Ludwig Nussel discovered w3m does not properly handle SSL/TLS certificates with NULL characters in the certificate name. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. (CVE-2010-2074)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart any running instances of w3m to effect the necessary changes.