Information disclosure in Nextcloud Richdocuments - CVE-2021-39223

 

Information disclosure in Nextcloud Richdocuments - CVE-2021-39223

Published: October 26, 2021


Vulnerability identifier: #VU57651
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-39223
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Nextcloud
Affected software:
Nextcloud Richdocuments

Detailed vulnerability description

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

The vulnerability exists due to the affected application returns verbatim exception messages to the user. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.


How to mitigate CVE-2021-39223

Install updates from vendor's website.

Sources