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CVE-2021-3567

Date: March 25, 2022

A flaw was found in Caribou due to a regression of CVE-2020-25712 fix. An attacker could use this flaw to bypass screen-locking applications that leverage Caribou as an input mechanism. The highest threat from this vulnerability is to system availability.

Language: Go

Severity Score

Related Resources (7)

https://security-tracker.debian.org/tracker/CVE-2021-3567
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3567
https://bugzilla.redhat.com/show_bug.cgi?id=1962836
https://nvd.nist.gov/vuln/detail/CVE-2021-3567
https://github.com/GNOME/caribou/commit/d41c8e44b12222a290eaca16703406b113a630c6
https://access.redhat.com/security/cve/CVE-2021-3567
https://www.mend.io/vulnerability-database/CVE-2021-3567

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Out-of-bounds Write

CWE-787

CVSS v3.1

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

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH
Additional information:

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