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CVE-2005-2534

nvd nist
Published: Aug 24, 2005Modified: Apr 16, 2026

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2.6
Vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Exploitability: 4.9 / Impact: 2.9
Source: NVD

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.

Affected (74)

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

References (12)

Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.