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CVE-2014-8602
iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of…
- 4.3MediumCVSS base score
- 32.2%Exploitation in 30 daysEPSS · top 1.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.
Timeline
ID reserved
By mitre
- 37 days later
· 37 days later
Published
- 10 years later
· 10 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 32.2% · top 1.7% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
8
- 71589 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://unbound.net/downloads/patch_cve_2014_8602.diff (opens in a new tab)x_refsource_MISCx_transferred
- http://cert.ssi.gouv.fr/site/CERTFR-2014-AVI-512/index.html (opens in a new tab)x_refsource_MISCx_transferred
- DSA-3097 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- VU#264212 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- https://unbound.net/downloads/CVE-2014-8602.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2484-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2014-8439 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2014-8602)Record last updated .