National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4327 Detail

Description

ssh-keysign.c in ssh-keysign in OpenSSH before 5.8p2 on certain platforms executes ssh-rand-helper with unintended open file descriptors, which allows local users to obtain sensitive key information via the ptrace system call.

Source:  MITRE
Description Last Modified:  02/02/2014

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openssh.com/txt/portable-keysign-rand-helper.adv Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=755640

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.2.27:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.5.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:1.5.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2:*:*:*:*:*:*:*
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 cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.3:*:*:*:*:*:*:*
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 cpe:2.3:a:openbsd:openssh:2.3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.5.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.9.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.9p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:2.9p2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.0p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.3p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.4p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.5p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.6.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.6.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.6.1p2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.7.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.7.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.7.1p2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.8.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.8.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.9.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:3.9.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.0p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.1p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.2p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.3p2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.4p1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:4.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:5.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
5.8


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-4327
NVD Published Date:
02/02/2014
NVD Last Modified:
02/21/2014