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Status published
High
CVE-2021-42074
An issue was discovered in Barrier before 2.3.4. An unauthenticated...
Vulnerability Description
An issue was discovered in Barrier before 2.3.4. An unauthenticated attacker can cause a segmentation fault in the barriers component (aka the server-side implementation of Barrier) by quickly opening and closing TCP connections while sending a Hello message for each TCP session.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
More from barrier project
View All →CVE-2021-42076
An issue was discovered in Barrier before 2.3.4. An attacker...
High
7.5
CVE-2021-42075
An issue was discovered in Barrier before 2.3.4. The barriers...
High
7.5
CVE-2021-42073
An issue was discovered in Barrier before 2.4.0. An attacker...
High
8.2
CVE-2021-42072
An issue was discovered in Barrier before 2.4.0. The barriers...
High
8.8
Affected Vendor
barrier project
View all reports →Affected Software
barrier
Vulnerable Versions:
0
Timeline
Official Publish:
November 8th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.