60847 : NTP ntpd Mode 7 Request Crafted Packet Reply Loop Remote DoS
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
5 2853 over 4 years ago 2 months ago 61 times 90%

Timeline

Disclosure Date
2009-12-09

Description

NTP contains a flaw that may allow a remote denial of service. The issue is triggered when ntpd processes specially crafted MODE_PRIVATE packets, and will result in loss of availability for the service.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Public
Disclosure: Vendor Verified

Solution

Upgrade to version 4.2.4p8 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

NTP Project
NTP
4.2.4 p4
Hewlett-Packard Development Company, L.P.
HP-UX
B.11.31

References

Tools & Filters

Snort

16350
43156

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 6.4
Source: nvd.nist.gov | Generated: 2009-12-10 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_0 Integrity_impact_1 Availability_impact_1

Comments

No Comments.

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