Vulnerability Details : CVE-2021-3567
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.
Vulnerability category: Memory CorruptionInput validation
Products affected by CVE-2021-3567
- cpe:2.3:a:gnome:caribou:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3567
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3567
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-3567
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-3567
-
https://bugzilla.redhat.com/show_bug.cgi?id=1962836
1962836 – (CVE-2021-3567) CVE-2021-3567 caribou: segfault on pressing ē since Xorg CVE-2020-25712 fixIssue Tracking;Third Party Advisory
Jump to