CVE-2002-0603 Denial of service in n/a

Medium 5.0 Published 11 Jun 2002 Updated 8 Aug 2024

Remote attackers can crash the IPSEC service by sending a zero-length UDP packet, causing a denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2002-0603?

CVE-2002-0603 is a medium-severity denial of service vulnerability in n/a, published on 11 Jun 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Snapgear Lite+ firewall 1.5.3 allows remote attackers to cause a denial of service (IPSEC crash) via a zero length packet to UDP port 500.

Which versions are affected by CVE-2002-0603?

It affects 1 product.

Products include Snapgear Snapgear Lite\+ Firewall.

How do I fix CVE-2002-0603?

No fix has been published for CVE-2002-0603 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2002-0603 being exploited?

There is no known exploitation of CVE-2002-0603 in the wild and no public exploit code.

Sources

Also known as GHSA-h3hg-cj3g-2q52.