Improper input validation in Isc Bind
CVE-2017-3142
An attacker who is able to send and receive messages to an authoritative DNS server and who has knowledge of a valid TSIG key name may be able to circumvent TSIG authentication of AXFR requests via a carefully constructed request packet. A server that relies solely on TSIG keys for protection with no other ACL protection could be manipulated into: providing an AXFR of a zone to an unauthorized recipient or accepting bogus NOTIFY packets. Affects BIND 9.4.0->9.8.8, 9.9.0->9.9.10-P1, 9.10.0->9.10.5-P1, 9.11.0->9.11.1-P1, 9.9.3-S1->9.9.10-S2, 9.10.5-S1->9.10.5-S2.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.054 (91.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Isc Bind — versions 9.9.0, 9.9.3, 9.9.10
- Isc Bind 9 — versions 9.4.0->9.8.8, 9.9.0->9.9.10-P1, 9.10.0->9.10.5-P1, 9.11.0->9.11.1-P1, 9.9.3-S1->9.9.10-S2, 9.10.5-S1->9.10.5-S2
- Debian Debian_linux — versions 8.0, 9.0
- Redhat Enterprise_linux_desktop — versions 6.0, 7.0
- Redhat Enterprise_linux_server — versions 6.0, 7.0
- Redhat Enterprise_linux_server_aus — versions 7.3, 7.4, 7.6
- Redhat Enterprise_linux_server_eus — versions 7.3, 7.4, 7.5
- Redhat Enterprise_linux_server_tus — versions 7.3, 7.6
- Redhat Enterprise_linux_workstation — versions 6.0, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-officer@isc.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security-officer@isc.org (x_refsource_CONFIRM, Third Party Advisory)
- security-officer@isc.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security-officer@isc.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- 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_DEBIAN)
- security-officer@isc.org (x_refsource_CONFIRM, Vendor Advisory)
- security-officer@isc.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2017-3142?
- CVE-2017-3142 is a medium-severity vulnerability in Isc Bind, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2019-01-16.
- How severe is CVE-2017-3142?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2017-3142 known to be exploited?
- 24 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.