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CVE-2021-41767

Date: January 11, 2022

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.

Severity Score

Related Resources (5)

http://www.openwall.com/lists/oss-security/2022/01/11/6
https://security-tracker.debian.org/tracker/CVE-2021-41767
https://lists.apache.org/thread/5l31k4jmzdsfz0xt8osrbl878gb3b7ro
https://nvd.nist.gov/vuln/detail/CVE-2021-41767
https://www.mend.io/vulnerability-database/CVE-2021-41767

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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