Summary
The remote host is missing an update to pdns-recursor announced via advisory DSA 1544-1.
Solution
https://secure1.securityspace.com/smysecure/catid.html?in=DSA%201544-1
Insight
Amit Klein discovered that pdns-recursor, a caching DNS resolver, uses a weak random number generator to create DNS transaction IDs and UDP source port numbers. As a result, cache poisoning attacks were simplified. (CVE-2008-1637)
For the stable distribution (etch), these problems have been fixed in version 3.1.4-1+etch1.
For the unstable distribution (sid), these problems have been fixed in version 3.1.5-1.
We recommend that you upgrade your pdns-recursor package.
Severity
Classification
-
CVE CVE-2008-1637 -
CVSS Base Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P
Related Vulnerabilities