National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2010-0293 Detail

Current Description

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

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://chrony.tuxfamily.org/News.html Vendor Advisory
http://git.tuxfamily.org/chrony/chrony.git/?p=gitroot/chrony/chrony.git;a=commit;h=2f63cf448560fdb96b80d8488aae6a15b802a753
http://www.debian.org/security/2010/dsa-1992
http://www.securityfocus.com/bid/38106
https://bugzilla.redhat.com/show_bug.cgi?id=555367

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:tuxfamily:chrony:1.18:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.19:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.19-1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.19.99.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.19.99.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.19.99.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.20:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.21:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:1.21-pre1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.23-pre1
 cpe:2.3:a:tuxfamily:chrony:1.24-pre1:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-0293
NVD Published Date:
02/08/2010
NVD Last Modified:
02/09/2010