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12-Year-Old Polkit Flaw Lets Unprivileged Linux Users Gain Root Access

The Hacker Newsby @TheHackersNews ()2 min read2
Analyze CVE-2021-4034 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2021-3560
Incorrect Authorization in Red Hat Polkit Allows Local Privilege Escalation
7.824%KEVPoC
KEV
CVE-2021-4034
Out-of-Bounds Read/Write Local Privilege Escalation in polkit pkexec (PwnKit)
7.895%KEVRansomwarePoC ×4
KEV
CVE-2022-0185
Heap-Based Buffer Overflow in Linux Kernel Filesystem Context API
8.425%KEVPoC ×2
KEV

From the original article

2 min read at thehackernews.com

A 12-year-old security vulnerability has been disclosed in a system utility called Polkit that grants attackers root privileges on Linux systems, even as a proof-of-concept (PoC) exploit has emerged in the wild merely hours after technical details of the bug became public.

The Hacker News

By @TheHackersNews · thehackernews.com

Read the full article at The Hacker News

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.