HP has acknowledged some vulnerabilities in OpenView Network Node Manager, which can be exploited by malicious people to conduct cross-site scripting attacks, cause a DoS (Denial of Service), or compromise a vulnerable system.

For more information:
SA18008
SA18307
SA21197

The vulnerabilities affect versions 6.41, 7.01, and 7.51 running Apache on HP-UX, Solaris, and Linux.

Solution
Apply patches. Please see the vendor's advisory for details.
Changelog
Further details available to Secunia VIM customers

Original Advisory
HPSBMA02328 SSRT071293:
http://www12.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c01428449

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers