CVE-2003-0795 Null dereference in n/a
Remote attackers can crash Quagga or Zebra routing software by sending malformed telnet commands to the CLI port, 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-2003-0795?
CVE-2003-0795 is a medium-severity vulnerability in Sgi Propack, published on 18 Nov 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The vty layer in Quagga before 0.96.4, and Zebra 0.93b and earlier, does not verify that sub-negotiation is taking place when processing the SE marker, which allows remote attackers to cause a denial of service (crash) via a malformed telnet command to the telnet CLI port, which may trigger a null dereference.
Weakness: CWE-20
Which versions are affected by CVE-2003-0795?
It affects 3 products.
Products include Gnu Zebra, Quagga Quagga, Sgi Propack.
How do I fix CVE-2003-0795?
No fix has been published for CVE-2003-0795 yet. Limit exposure of the affected software until one is available.
Is CVE-2003-0795 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2003-0795 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Sgi Propack
Sources
Also known as GHSA-77hp-5q78-94cv.