CVE-2012-0024 MaraDNS before 1.3.07.12 and 1.4.x before 1.4.08 computes hash values for DNS data without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a deni...
HighCVSS 7.8
EPSS 2.7%
- Published
- Updated
- Exploit status
- No public exploit known
Description
MaraDNS before 1.3.07.12 and 1.4.x before 1.4.08 computes hash values for DNS data without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted queries with the Recursion Desired (RD) bit set.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/maradns(Debian:11) | < 1.4.09-1 | 1.4.09-1 |
| maradns | < 1.3.07.12 | 1.3.07.12 |
| maradns | >= 1.4.0, < 1.4.08 | 1.4.08 |
References
- security-tracker.debian.org vendor-advisory
- [oss-security] 20120103 Re: CVE request: maradns hash table collision cpu dos mailing-list third-party-advisory
- [oss-security] 20120103 CVE request: maradns hash table collision cpu dos mailing-list third-party-advisory
- samiam.org patch third-party-advisory
- bugzilla.redhat.com issue-tracking third-party-advisory