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7.1

HP-UX B.11.23 IPFilter can crash system remotely

CVE-2007-0396 · published 19 years ago
Summary

The HP-UX operating system version B.11.23, when it runs the IPFilter network component together with a specific configuration, can be forced to stop working by an attacker from outside the network. This causes the entire server to become unavailable until it is restarted. Apply any security updates from HP, or temporarily disable IPFilter, and review the configuration to prevent the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
hp hp-ux 11.23
cpe:2.3:o:hp:hp-ux:11.23:*:ia64_64-bit:*:*:*:*:*
Original advisory text
Unspecified vulnerability in HP-UX B.11.23, when running IPFilter in combination with PHNE_34474, allows remote attackers to cause a denial of service (system crash) via unspecified vectors.
Unspecified vulnerability in HP-UX B.11.23, when running IPFilter in combination with PHNE_34474, allows remote attackers to cause a denial of service (system crash) via unspecified vectors.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.1 High
Exploitation
2% chance of attack within 30 days
Timeline
Published19 Jan 2007
Updated29 Oct 2026
First seen29 Sep 2026
Sources
CVE-2007-0396 · NVD
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