CVE-2008-4392 json
dnscache in Daniel J.
published 2009-02-19 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4373
- cvss
- 6.4
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- djbdns Debian 14, Debian 13, Debian 12 1:1.05-10
debian advisories DEBIAN-CVE-2008-4392
- your.org/dnscache/ advisory
Exploit prediction
1.69% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:N/I:P/A:P |
Classification
- Weakness
-
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
References
-
your.org
/dnscache/
patch, vendor-advisory
-
your.org
/dnscache/djbdns.pdf
vendor-advisory
-
secunia.com
/advisories/33855
third-party-advisory, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/48807
vdb-entry
-
securityfocus.com
/bid/33818
vdb-entry
Sources
- CVE List CVE-2008-4392
- NVD CVE-2008-4392
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.