Vulnerability Details CVE-2021-42074
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
Products affected by CVE-2021-42074
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cpe:2.3:a:barrier_project:barrier:1.10.2
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cpe:2.3:a:barrier_project:barrier:1.10.3
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cpe:2.3:a:barrier_project:barrier:1.11.0
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cpe:2.3:a:barrier_project:barrier:1.6.0
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cpe:2.3:a:barrier_project:barrier:1.6.1
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cpe:2.3:a:barrier_project:barrier:1.6.2
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cpe:2.3:a:barrier_project:barrier:1.6.3
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cpe:2.3:a:barrier_project:barrier:1.7.0
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cpe:2.3:a:barrier_project:barrier:1.7.1
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cpe:2.3:a:barrier_project:barrier:1.7.2
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cpe:2.3:a:barrier_project:barrier:1.7.3
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cpe:2.3:a:barrier_project:barrier:1.8.1
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cpe:2.3:a:barrier_project:barrier:1.8.3
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cpe:2.3:a:barrier_project:barrier:1.8.4
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cpe:2.3:a:barrier_project:barrier:1.8.5
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cpe:2.3:a:barrier_project:barrier:1.8.6
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cpe:2.3:a:barrier_project:barrier:1.8.7
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cpe:2.3:a:barrier_project:barrier:1.8.8
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cpe:2.3:a:barrier_project:barrier:1.9.0
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cpe:2.3:a:barrier_project:barrier:1.9.1
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cpe:2.3:a:barrier_project:barrier:2.0.0
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cpe:2.3:a:barrier_project:barrier:2.0.3
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cpe:2.3:a:barrier_project:barrier:2.0.4
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cpe:2.3:a:barrier_project:barrier:2.0.7
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cpe:2.3:a:barrier_project:barrier:2.0.8
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cpe:2.3:a:barrier_project:barrier:2.1.0
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cpe:2.3:a:barrier_project:barrier:2.1.1
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cpe:2.3:a:barrier_project:barrier:2.1.2
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cpe:2.3:a:barrier_project:barrier:2.3.0
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cpe:2.3:a:barrier_project:barrier:2.3.1
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cpe:2.3:a:barrier_project:barrier:2.3.2
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cpe:2.3:a:barrier_project:barrier:2.3.3