Information disclosure in Collabora Online - CVE-2021-32744
Published: July 23, 2021
Vulnerability identifier: #VU55271
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-32744
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a flaw in the Collabora Online editor. A remote attacker can guess the file identifier and gain access to files which are currently opened by other users.
Affected software
Collabora Online
How to mitigate CVE-2021-32744
Install updates from vendor's website.
Collabora Online - addressed in versions 4.2.17-2, 6.4.9-6