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Vigil@nce - Sudo: privilege escalation via pwfeedback

March 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability

SYNTHESIS OF THE VULNERABILITY

Impacted products: Mac OS X, Debian, Fedora, openSUSE Leap, RHEL,
Slackware, Sudo, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Severity: 2/4.

Consequences: administrator access/rights, privileged
access/rights.

Provenance: user shell.

Confidence: confirmed by the editor (5/5).

Creation date: 31/01/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can bypass restrictions via pwfeedback of Sudo, in
order to escalate his privileges.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Sudo-privilege-escalation-via-pwfeedback-31480


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