Resource exhaustion in Isc Bind
CVE-2017-3140
If named is configured to use Response Policy Zones (RPZ) an error processing some rule types can lead to a condition where BIND will endlessly loop while handling a query. Affects BIND 9.9.10, 9.10.5, 9.11.0->9.11.1, 9.9.10-S1, 9.10.5-S1.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.122 (95.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Isc Bind — versions 9.9.10, 9.10.5
- Isc Bind 9 — versions 9.9.10, 9.10.5, 9.11.0->9.11.1, 9.9.10-S1, 9.10.5-S1
- Netapp Data_ontap_edge
- Netapp Element_software
- Netapp Oncommand_balance
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-officer@isc.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- security-officer@isc.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- security-officer@isc.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- security-officer@isc.org (x_refsource_CONFIRM, Third Party Advisory)
- security-officer@isc.org (x_refsource_CONFIRM, Third Party Advisory)
- security-officer@isc.org (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-3140?
- CVE-2017-3140 is a low-severity vulnerability in Isc Bind, classified under Uncontrolled Resource Consumption. CVSS score: 3.7/10. Published 2019-01-16.
- How severe is CVE-2017-3140?
- Low severity. CVSS v3 base score is 3.7 out of 10.
- Is CVE-2017-3140 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.