Information disclosure in Nextcloud Server - CVE-2022-31118

 

Information disclosure in Nextcloud Server - CVE-2022-31118

Published: August 5, 2022


Vulnerability identifier: #VU66128
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-31118
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Nextcloud
Affected software:
Nextcloud Server

Detailed vulnerability description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to missing brute force protection on cloud federation sharing. A remote attacker can perform a brute force attack to find if federated sharing is being used and potentially try to brute force access tokens for federated shares.


How to mitigate CVE-2022-31118

Install updates from vendor's website.

Sources