CVE-2009-0858 Other in n/a
Remote attackers can inject arbitrary DNS records into responses by exploiting improper offset constraints in djbdns when controlling a third-party subdomain.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-0858?
CVE-2009-0858 is a medium-severity vulnerability in n/a, published on 9 Mar 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The response_addname function in response.c in Daniel J. Bernstein djbdns 1.05 and earlier does not constrain offsets in the required manner, which allows remote attackers, with control over a third-party subdomain served by tinydns and axfrdns, to trigger DNS responses containing arbitrary records via crafted zone data for this subdomain.
Weakness: CWE-20
Which versions are affected by CVE-2009-0858?
It affects 1 product.
Products include D.j.bernstein Djbdns.
How do I fix CVE-2009-0858?
Apply the vendor's patch.
Is CVE-2009-0858 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-0858 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2009-0858, DSA-1831-1, GHSA-f296-f6r3-pgjg.