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