National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2008-2516 Detail

Current Description

pam_sm_authenticate in pam_pgsql.c in libpam-pgsql 0.6.3 does not properly consider operator precedence when evaluating the success of a pam_get_pass function call, which allows local users to gain privileges via a SIGINT signal when this function is executing, as demonstrated by a CTRL-C sequence at a sudo password prompt in an "auth sufficient pam_pgsql.so" configuration.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9


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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=481970
http://sourceforge.net/project/shownotes.php?release_id=601775
http://www.securityfocus.com/bid/29360
http://www.securitytracker.com/id?1020111
http://www.vupen.com/english/advisories/2008/1654/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/42653

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:libpam-pgsql:libpam-pgsql:0.6.3:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2008-2516
NVD Published Date:
06/03/2008
NVD Last Modified:
08/07/2017