Apache 2 before 2.0.47, and certain versions of mod_ssl for Apache 1.3, do not properly handle "certain sequences of per-directory renegotiations and the SSLCipherSuite directive being used to upgrade from a weak ciphersuite to a strong one," which could cause Apache to use the weak ciphersuite.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A169
http://www.redhat.com/support/errata/RHSA-2003-244.html
http://www.redhat.com/support/errata/RHSA-2003-243.html
http://www.redhat.com/support/errata/RHSA-2003-240.html
http://www.mandriva.com/security/advisories?name=MDKSA-2003:075