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CVE-2019-6471

A race condition when discarding malformed packets can cause BIND to exit with an assertion failure

Published: Oct 9, 2019Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-362
5.9MEDIUM
NVD MITRE
EPSS Score
3.3%
Top 12.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A race condition which may occur when discarding malformed packets can result in BIND exiting due to a REQUIRE assertion failure in dispatch.c. Versions affected: BIND 9.11.0 -> 9.11.7, 9.12.0 -> 9.12.4-P1, 9.14.0 -> 9.14.2. Also all releases of the BIND 9.13 development branch and version 9.15.0 of the BIND 9.15 development branch and BIND Supported Preview Edition versions 9.11.3-S1 -> 9.11.7-S1.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-362CWE-617

Affected Products

f5
commercial·US
big-ip local traffic managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
big-ip application acceleration managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
big-ip advanced firewall managerOn-premSecurity Product
Networking Infrastructure / firewall
big-ip analyticsOn-premNetwork Device
Networking Infrastructure / network-management
big-ip access policy managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip application security managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip edge gatewayOn-premNetwork Device
Networking Infrastructure / vpn-gateway
big-ip fraud protection serviceOn-premNetwork Device
Networking Infrastructure
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Special Edition для «Эльбрус»On-premOS
Operating Systems / linux-distro
ISC
commercial·USaka internet systems consortium
BIND 9
Networking Infrastructure
bind
Networking Infrastructure
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
Novell Inc.
commercial·US
OpenSUSE LeapOn-premOS
Operating Systems / linux-distro
Internet Systems Consortium
oss-project·USaka isc
BINDOn-premNetwork Device
Networking Infrastructure / dns-dhcp-ntp
and 8 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2019-6471?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Impact
Privilege Escalation
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2019-6471
nvd.nist.gov
https://security-tracker.debian.org/tracker/CVE-2019-6471
security-tracker.debian.org
https://www.suse.com/security/cve/CVE-2019-6471
suse.com
and 4 more references View all →

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