libgcrypt vulnerability patched

Researchers from universities in Adelaide, Eindhoven, Chicago, Maryland and Pennsylvania have published a paper describing how they used a local side-channel attack to break the Libgcrypt encryption library.

The exploit could be used to recover a RSA-1024 key.

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Joomla 3.7.3 update fixes 3 vulnerabilities

Joomla! has released version 3.7.3 of its Content Management System (CMS) software to address several security issues.

A remote attacker could exploit some of these vulnerabilities to take control of an affected website.

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Linux Sudo patches address vulnerability

Security updates have been issued for several Linux distributions to address a flaw in Sudo.

Sudo allows users to run programs with the security privileges of another user, by default the superuser. Users must, by default, supply their own password for authentication, rather than the password of the target user. After authentication, and if the configuration file, which is typically located at /etc/sudoers, permits the user access, the system invokes the requested command.

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Let's Encrypt suffering from technical problems

Let's Encrypt logo

Let's Encrypt was suffering from technical problems on Friday. Let's Encrypt found the problem in the the Online Certificate Status Protocol. Let's Encrypt can not renew certificates or issue new certificates because of this issue.

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