Information disclosure in Apache Guacamole
CVE-2021-41767
Apache Guacamole 1.3.0 and older may incorrectly include a private tunnel identifier in the non-private details of some REST responses. This may allow an authenticated user who already has permission to access a particular connection to read from or interact with another user's active use of that same connection.
Vulnerability class: Information Disclosure
EPSS: 0.019 (77.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apache Guacamole
- Apache Software Foundation Guacamole — versions unspecified
Weakness classification (CWE)
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-41767?
- CVE-2021-41767 is a medium-severity vulnerability in Apache Guacamole, classified under Information Disclosure. CVSS score: 6.5/10. Published 2022-01-11.
- How severe is CVE-2021-41767?
- Medium severity. CVSS v3 base score is 6.5 out of 10.