SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3567

An attacker could use this flaw to bypass screen-locking applications that leverage Caribou as an input mechanism.

HIGH 7.5EPSS 1.16%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.16% probability · 65th percentile
CISA KEV
Not listed
Weakness
CWE-20, CWE-787
Affected
gnome/caribou
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.