National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2005-2532 Detail

Current Description

OpenVPN before 2.0.1 does not properly flush the OpenSSL error queue when a packet can not be decrypted by the server, which allows remote authenticated attackers to cause a denial of service (client disconnection) via a large number of packets that can not be decrypted.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://openvpn.net/changelog.html
http://www.debian.org/security/2005/dsa-851
http://www.mandriva.com/security/advisories?name=MDKSA-2005:145 Patch Vendor Advisory
http://www.securityfocus.com/bid/14607

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:openvpn:openvpn:2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0.1_rc7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta11:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta12:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta13:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta15:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta16:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta17:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta18:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta19:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta20:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_beta28:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc11:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc12:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc13:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc14:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc15:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc16:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc17:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc18:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc19:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc20:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_rc21:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test11:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test12:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test14:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test15:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test16:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test17:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test18:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test19:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test20:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test21:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test22:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test23:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test24:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test26:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test27:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.0_test29:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2005-2532
NVD Published Date:
08/24/2005
NVD Last Modified:
09/05/2008