CVE-2014-8601
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
5.0
Description
PowerDNS Recursor before 3.6.2 does not limit delegation chaining, which allows remote attackers to cause a denial of service ("performance degradations") via a large or infinite number of referrals, as demonstrated by resolving domains hosted by ezdns.it.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | 7.0 | affected | |
| debian | bookworm | fixed | 3.6.2-1 |
| debian | bullseye | fixed | 3.6.2-1 |
| debian | forky | fixed | 3.6.2-1 |
| debian | sid | fixed | 3.6.2-1 |
| debian | trixie | fixed | 3.6.2-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| powerdns | recursor | {"endIncluding":"3.6.1"} | |
References
- http://cert.ssi.gouv.fr/site/CERTFR-2014-AVI-512/index.html
- http://doc.powerdns.com/md/security/powerdns-advisory-2014-02/
- http://www.debian.org/security/2014/dsa-3096
- http://www.kb.cert.org/vuls/id/264212
- http://www.securityfocus.com/bid/71545
- http://www.securitytracker.com/id/1031310
- https://security-tracker.debian.org/tracker/CVE-2014-8601
CWEs
CWE-399
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.