1. Ubuntu Security Notices
  2. USN-835-1

USN-835-1: neon vulnerabilities

Publication date

21 September 2009

Overview

neon vulnerabilities

Releases

Packages

Details

Joe Orton discovered that neon did not correctly handle SSL certificates
with zero bytes in the Common Name. A remote attacker could exploit this
to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

Joe Orton discovered that neon did not correctly handle SSL certificates
with zero bytes in the Common Name. A remote attacker could exploit this
to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

Update instructions

In general, a standard system upgrade is sufficient to effect the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
9.04 jaunty libneon27 –  0.28.2-6.1ubuntu0.1
libneon27-gnutls –  0.28.2-6.1ubuntu0.1
8.10 intrepid libneon27 –  0.28.2-2ubuntu0.1
libneon27-gnutls –  0.28.2-2ubuntu0.1
8.04 hardy libneon27 –  0.27.2-1ubuntu0.1
libneon27-gnutls –  0.27.2-1ubuntu0.1
6.06 dapper libneon25 –  0.25.5.dfsg-5ubuntu0.1

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References

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