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Ubuntu USN-705-1 (ntp)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update to ntp announced via advisory USN-705-1. It was discovered that NTP did not properly perform signature verification. A remote attacker could exploit this to bypass certificate validation via a malformed SSL/TLS signature.
Solution
Solution
The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: ntp-refclock 1:4.2.0a+stable-8.1ubuntu6.1 ntp-simple 1:4.2.0a+stable-8.1ubuntu6.1 Ubuntu 7.10: ntp 1:4.2.4p0+dfsg-1ubuntu2.1 Ubuntu 8.04 LTS: ntp 1:4.2.4p4+dfsg-3ubuntu2.1 Ubuntu 8.10: ntp 1:4.2.4p4+dfsg-6ubuntu2.2 In general, a standard system upgrade is sufficient to effect the necessary changes. https://secure1.securityspace.com/smysecure/catid.html?in=USN-705-1