CVE-2005-2534 - CVE House
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Status published Low CVE-2005-2534

Race condition in OpenVPN before 2.0.1, when --duplicate-cn is not...

Vulnerability Description

Race condition in OpenVPN before 2.0.1, when --duplicate-cn is not enabled, allows remote attackers to cause a denial of service (server crash) via simultaneous TCP connections from multiple clients that use the same client certificate.

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

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Affected Vendor

Affected Software

openvpn
Vulnerable Versions:
2.0, 2.0.1_rc1, 2.0.1_rc2, 2.0.1_rc3, 2.0.1_rc4, 2.0.1_rc5, 2.0.1_rc6, 2.0.1_rc7, 2.0_beta1, 2.0_beta2, 2.0_beta3, 2.0_beta4, 2.0_beta5, 2.0_beta6, 2.0_beta7, 2.0_beta8, 2.0_beta9, 2.0_beta10, 2.0_beta11, 2.0_beta12, 2.0_beta13, 2.0_beta15, 2.0_beta16, 2.0_beta17, 2.0_beta18, 2.0_beta19, 2.0_beta20, 2.0_beta28, 2.0_rc1, 2.0_rc2, 2.0_rc3, 2.0_rc4, 2.0_rc5, 2.0_rc6, 2.0_rc7, 2.0_rc8, 2.0_rc9, 2.0_rc10, 2.0_rc11, 2.0_rc12, 2.0_rc13, 2.0_rc14, 2.0_rc15, 2.0_rc16, 2.0_rc17, 2.0_rc18, 2.0_rc19, 2.0_rc20, 2.0_rc21, 2.0_test1, 2.0_test2, 2.0_test3, 2.0_test5, 2.0_test6, 2.0_test7, 2.0_test8, 2.0_test9, 2.0_test10, 2.0_test11, 2.0_test12, 2.0_test14, 2.0_test15, 2.0_test16, 2.0_test17, 2.0_test18, 2.0_test19, 2.0_test20, 2.0_test21, 2.0_test22, 2.0_test23, 2.0_test24, 2.0_test26, 2.0_test27, 2.0_test29

Timeline

Official Publish: August 24th, 2005
Last Modified: August 7th, 2024
Added to House: July 18th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.