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Vigil@nce - storeBackup: file corruption via /tmp/storeBackup.lock

February 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...

SYNTHESIS OF THE VULNERABILITY

Impacted products: Debian, openSUSE Leap, SLES.

Severity: 1/4.

Consequences: data creation/edition, denial of service on service.

Provenance: user shell.

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

Creation date: 29/01/2020.

DESCRIPTION OF THE VULNERABILITY

A local attacker can create a symbolic link named /tmp/storeBackup.lock, in order to alter the pointed file, with privileges of storeBackup.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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