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Vulnerability of Nextcloud Server: privilege escalation via Plaintext Share Password

Synthesis of the vulnerability 

An attacker can bypass restrictions via Plaintext Share Password of Nextcloud Server, in order to escalate his privileges.
Vulnerable software: openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.
Severity of this announce: 2/4.
Creation date: 12/10/2020.
Références of this computer vulnerability: CVE-2020-8183, NC-SA-2020-026, openSUSE-SU-2020:1652-1, VIGILANCE-VUL-33535.

Description of the vulnerability 

An attacker can bypass restrictions via Plaintext Share Password of Nextcloud Se...
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This security note impacts software or systems such as openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this threat announce is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this computer weakness announce.

Solutions for this threat 

Solutions for this vulnerability are not yet public.
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