CVE-2002-0381 Security feature bypass in n/a
Remote attackers can bypass network filters by sending TCP packets with broadcast IP addresses to BSD operating systems.
- 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-2002-0381?
CVE-2002-0381 is a medium-severity vulnerability in Freebsd Freebsd, published on 2 Apr 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The TCP implementation in various BSD operating systems (tcp_input.c) does not properly block connections to broadcast addresses, which could allow remote attackers to bypass intended filters via packets with a unicast link layer address and an IP broadcast address.
Which versions are affected by CVE-2002-0381?
It affects 3 products.
Products include Freebsd Freebsd, Netbsd Netbsd, Openbsd Openbsd.
How do I fix CVE-2002-0381?
No fix has been published for CVE-2002-0381 yet. Limit exposure of the affected software until one is available.
Is CVE-2002-0381 being exploited?
There is no known exploitation of CVE-2002-0381 in the wild and no public exploit code.
Other vulnerabilities in Freebsd Freebsd
Sources
Also known as GHSA-wh5h-x845-rhh4.