iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of…

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.

Scores

EPSS (exploitation in 30 days)

32.2% · top 1.7% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

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)
• 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

[![CVE-2014-8602](https://trackcve.app/badge/CVE-2014-8602.svg)](https://trackcve.app/cve/CVE-2014-8602)

Record last updated 6 Aug 2024, 13:26 UTC.