Vulnerability in D.j.bernstein Djbdns

CVE-2008-4392

dnscache in Daniel J. Bernstein djbdns 1.05 does not prevent simultaneous identical outbound DNS queries, which makes it easier for remote attackers to spoof DNS responses, as demonstrated by a spoofed A record in the Additional section of a response to a Start of Authority (SOA) query.

Vulnerability class: Race Condition

EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2008-4392?
CVE-2008-4392 is a vulnerability in D.j.bernstein Djbdns, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). Published 2009-02-19.
Is CVE-2008-4392 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.