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Tool Directory

CVE-2011-2921

CriticalPublished

ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command...

Published: Nov 19, 2019
Updated: Aug 6, 2024
Assigning CNA: redhat
Evidence observed: Sep 3, 2019

Primary CVSS

9.8/ 10Critical

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

83.1%

High · next 30 days

Percentile: 99.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command execution with root privileges.

Sources

local-exploitsExploit
Various local exploits
ktsuss 1.4 - suid Privilege Escalation (Metasploit)Exploit
Metasploit · linux · Sep 3, 2019

Responsible use

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