USN-687-1: nfs-utils vulnerability

4 December 2008

nfs-utils vulnerability

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Releases

Packages

Details

It was discovered that nfs-utils did not properly enforce netgroup
restrictions when using TCP Wrappers. Remote attackers could bypass the
netgroup restrictions enabled by the administrator and possibly gain
access to sensitive information.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 8.10
Ubuntu 8.04
Ubuntu 7.10
Ubuntu 6.06

After a standard system upgrade you need to restart nfs services to effect
the necessary changes.

References

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Further reading