Vulnerability in Nlnetlabs Unbound
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 service (memory and CPU consumption) via a large or infinite number of referrals.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.252 (97.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.252 · newest: 0.252 · change: 0.000
Affected products
- Nlnetlabs Unbound
- Canonical Ubuntu Linux — versions 14.04, 14.10
- Debian Linux — versions 7.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/71589 (vdb-entry)
- unbound.net/downloads/patch_cve_2014_8602.diff (Patch)
- cert.ssi.gouv.fr/site/CERTFR-2014-AVI-512/index.html (Third Party Advisory)
- www.debian.org/security/2014/dsa-3097 (vendor-advisory, Third Party Advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- www.kb.cert.org/vuls/id/264212 (US Government Resource, Third Party Advisory, third-party-advisory)
- unbound.net/downloads/CVE-2014-8602.txt (Patch, Vendor Advisory)
- www.ubuntu.com/usn/USN-2484-1 (vendor-advisory, Third Party Advisory)