CVE-2008-3214 json
dnsmasq 2.25 allows remote attackers to cause a denial of service (daemon crash) by (1) renewing a nonexistent lease or (2) sending a DHCPR…
published 2008-07-18 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-3204
- cvss
- 7.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.5%
- EPSS 2.5% chance of exploitation in 30 days, percentile 84%
- public exploits
- 0
- none known
Summary
dnsmasq 2.25 allows remote attackers to cause a denial of service (daemon crash) by (1) renewing a nonexistent lease or (2) sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon.
Patch / fix
- dnsmasq Debian 14, Debian 13, Debian 12 2.26-1
debian advisories DEBIAN-CVE-2008-3214
Exploit prediction
2.53% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- bugs.launchpad.net https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/47438 referenced PoC, tagged "exploit" by a source, unverified
- openwall.com http://www.openwall.com/lists/oss-security/2008/07/12/3 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
bugs.launchpad.net
/ubuntu/+source/dnsmasq/+bug/47438
exploit
-
openwall.com
/lists/oss-security/2008/07/12/3
mailing-list, exploit
-
openwall.com
/lists/oss-security/2008/07/08/8
mailing-list
-
exchange.xforce.ibmcloud.com
/vulnerabilities/43929
vdb-entry
- freshmeat.net /projects/dnsmasq/?branch_id=1991&release_id=217681
-
openwall.com
/lists/oss-security/2008/07/01/8
mailing-list
-
openwall.com
/lists/oss-security/2008/06/30/7
mailing-list
- thekelleys.org.uk /dnsmasq/CHANGELOG
-
openwall.com
/lists/oss-security/2008/07/02/4
mailing-list
-
openwall.com
/lists/oss-security/2008/07/03/4
mailing-list
Sources
- CVE List CVE-2008-3214
- NVD CVE-2008-3214
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.