Corrine Posted January 25, 2022 Share Posted January 25, 2022 From Bleeping Computer at Linux system service bug gives you root on every major distro: Quote A vulnerability in Polkit's pkexec component that is present in the default configuration of all major Linux distributions can be exploited to gain full root privileges on the system, researchers warn today. Identified as CVE-2021-4034 and named PwnKit, the security issue has been tracked to the initial commit of pkexec, more than 12 years ago, meaning that all Polkit versions are affected. Part of the Polkit open-source application framework that negotiates the interaction between privileged and unprivileged processes, pkexec allows an authorized user to execute commands as another user, doubling as an alternative to sudo. Easy to exploit, PoC expected soon Researchers at Qualys information security company found that the pkexec program could be used by local attackers to increase privileges to root on default installations of Ubuntu, Debian, Fedora, and CentOS. They warn that PwnKit is likely exploitable on other Linux operating systems as well Additional information at the above-linked article. 1 Quote Link to comment Share on other sites More sharing options...
V.T. Eric Layton Posted January 26, 2022 Share Posted January 26, 2022 Polkit upgraded in Slackware as of today. Quote Link to comment Share on other sites More sharing options...
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