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5.0

Solaris 7‑9 can be locked up by network packet flood

CVE-2005-0447 · published 21 years ago
Summary

The Solaris 7, 8, and 9 operating systems can stop responding if they receive a large number of specially crafted ARP network packets. This results in the system hanging and becomes unusable until it is restarted. Apply any available security updates from Sun or block unwanted ARP traffic at your network perimeter 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
sun solaris 9.0
cpe:2.3:o:sun:solaris:9.0:*:sparc:*:*:*:*:*
sun sunos 5.7
5.8
cpe:2.3:o:sun:sunos:5.7:*:*:*:*:*:*:*
Original advisory text
Solaris 7, 8, and 9 allows remote attackers to cause a denial of service (hang) via a flood of certain ARP packets.
Solaris 7, 8, and 9 allows remote attackers to cause a denial of service (hang) via a flood of certain ARP packets.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.0 Medium
Exploitation
2% chance of attack within 30 days
Timeline
Published15 Feb 2005
Updated1 Nov 2026
First seen29 Sep 2026
Sources
CVE-2005-0447 · NVD
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