Information disclosure in Nextcloud Server - CVE-2018-3762

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Main Vulnerability Database Vulnerabilities #VU14215

Information disclosure in Nextcloud Server - CVE-2018-3762

Published: August 7, 2018


Vulnerability identifier: #VU14215
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-3762
CWE-ID: CWE-273
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote authenticated attacker to obtain potentially sensitive information on the target system.

The vulnerability exists due to a missing check for read permissions. A remote attacker who receive an incomming share containing files tagged can still request a preview for arbitrary files.


Affected software

Nextcloud Server
Opensuse

How to mitigate CVE-2018-3762

Update to version 12.0.8 or 13.0.3.

Nextcloud Server - addressed in versions 12.0.8, 13.0.3

External References

Related Security Bulletins