5.9
MEDIUM
CVE-2019-6471
BIND Race Condition Assertion Failure
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.

INFO

Published Date :

Oct. 9, 2019, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 4:46 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.2
Public PoC/Exploit Available at Github

CVE-2019-6471 has a 7 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2019-6471 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 F5 big-ip_access_policy_manager
2 F5 big-ip_advanced_firewall_manager
3 F5 big-ip_analytics
4 F5 big-ip_application_acceleration_manager
5 F5 big-ip_application_security_manager
6 F5 big-ip_domain_name_system
7 F5 big-ip_fraud_protection_service
8 F5 big-ip_global_traffic_manager
9 F5 big-ip_link_controller
10 F5 big-ip_local_traffic_manager
11 F5 big-ip_policy_enforcement_manager
12 F5 big-ip_edge_gateway
13 F5 big-ip_webaccelerator
14 F5 enterprise_manager
15 F5 big-iq_centralized_management
16 F5 iworkflow
1 Isc bind
: Total Affected Vendor : 2 | Products : 17
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-6471.

URL Resource
https://kb.isc.org/docs/cve-2019-6471 Third Party Advisory
https://support.f5.com/csp/article/K10092301?utm_source=f5support&amp%3Butm_medium=RSS
https://kb.isc.org/docs/cve-2019-6471 Third Party Advisory
https://support.f5.com/csp/article/K10092301?utm_source=f5support&amp%3Butm_medium=RSS

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
krlabs/dnsbind-vulnerabilities

DNS Bind Vulnerabilities list

bind cve dns-server vulnerabilities

Updated: 1 week, 2 days ago
0 stars 0 fork 0 watcher
Born at : Dec. 13, 2024, 12:48 p.m. This repo has been linked 26 different CVEs too.
Profile Photo
psmedley/bind-os2

None

Emacs Lisp Makefile C Shell Roff HTML C++ XSLT Perl Python

Updated: 5 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : July 6, 2024, 9:22 a.m. This repo has been linked 35 different CVEs too.
Profile Photo
balabit-deps/balabit-os-9-bind9-libs

None

Emacs Lisp Makefile C Shell Roff HTML C++ XSLT Perl Python

Updated: 2 years, 1 month ago
0 stars 0 fork 0 watcher
Born at : Nov. 15, 2022, 10:19 a.m. This repo has been linked 25 different CVEs too.
Profile Photo
balabit-deps/balabit-os-8-bind9-libs

None

Emacs Lisp Makefile C Shell Roff HTML C++ XSLT Perl Python

Updated: 2 years, 1 month ago
0 stars 0 fork 0 watcher
Born at : Nov. 11, 2022, 1:15 p.m. This repo has been linked 23 different CVEs too.
Profile Photo
pexip/os-bind9-libs

Packaging for bind9-libs

Emacs Lisp Makefile C Shell Roff HTML C++ XSLT Perl Python

Updated: 7 months ago
0 stars 0 fork 0 watcher
Born at : June 21, 2022, 1:57 p.m. This repo has been linked 25 different CVEs too.
Profile Photo
bg6cq/bind9

bind9.14 mirror

Makefile Shell C Roff HTML C++ XSLT Perl Python Batchfile

Updated: 5 years ago
0 stars 0 fork 0 watcher
Born at : Dec. 21, 2019, 7:42 a.m. This repo has been linked 6 different CVEs too.
Profile Photo
Seabreg/bind

None

Emacs Lisp Makefile Shell C M4 Roff HTML

Updated: 4 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : Sept. 7, 2019, 1:28 a.m. This repo has been linked 3 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-6471 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6471 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://kb.isc.org/docs/cve-2019-6471
    Added Reference https://support.f5.com/csp/article/K10092301?utm_source=f5support&amp%3Butm_medium=RSS
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Internet Systems Consortium (ISC) https://support.f5.com/csp/article/K10092301?utm_source=f5support&amp%3Butm_medium=RSS [No types assigned]
    Removed Reference Internet Systems Consortium (ISC) https://support.f5.com/csp/article/K10092301?utm_source=f5support&utm_medium=RSS
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-362 CWE-362 CWE-617
  • Initial Analysis by [email protected]

    Nov. 01, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://kb.isc.org/docs/cve-2019-6471 No Types Assigned https://kb.isc.org/docs/cve-2019-6471 Third Party Advisory
    Changed Reference Type https://support.f5.com/csp/article/K10092301?utm_source=f5support&utm_medium=RSS No Types Assigned https://support.f5.com/csp/article/K10092301?utm_source=f5support&utm_medium=RSS Third Party Advisory
    Added CWE NIST CWE-362
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_local_traffic_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_local_traffic_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_local_traffic_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_application_acceleration_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_application_acceleration_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_analytics:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_analytics:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_analytics:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_access_policy_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_access_policy_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_access_policy_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_application_security_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_application_security_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_application_security_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_edge_gateway:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_edge_gateway:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_edge_gateway:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_fraud_protection_service:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_fraud_protection_service:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_fraud_protection_service:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_global_traffic_manager:9.2.2:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_global_traffic_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_global_traffic_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_global_traffic_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_link_controller:9.2.2:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_link_controller:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_link_controller:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_link_controller:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_webaccelerator:9.2.2:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_webaccelerator:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_webaccelerator:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_webaccelerator:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:9.2.2:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:15.0.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from (including) 9.11.0 up to (including) 9.11.7 *cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:* *cpe:2.3:a:isc:bind:9.11.7:s1:*:*:supported_preview:*:*:* *cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from (including) 9.12.0 up to (including) 9.12.3 *cpe:2.3:a:isc:bind:9.12.4:-:*:*:*:*:*:* *cpe:2.3:a:isc:bind:9.12.4:p1:*:*:*:*:*:* *cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from (including) 9.13.0 up to (including) 9.13.7 *cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from (including) 9.14.0 up to (including) 9.14.2 *cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from (including) 9.15.0 up to (including) 9.15.5
    Added CPE Configuration OR *cpe:2.3:a:f5:enterprise_manager:3.1.1:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:* versions from (including) 5.1.0 up to (including) 5.4.0 *cpe:2.3:a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (including) 6.1.0
    Added CPE Configuration OR *cpe:2.3:a:f5:iworkflow:2.3.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_domain_name_system:9.2.2:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (including) 11.5.9 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (including) 11.6.4 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (including) 12.1.4 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 13.1.0 up to (including) 13.1.1 *cpe:2.3:a:f5:big-ip_domain_name_system:14.0.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_domain_name_system:14.1.0:*:*:*:*:*:*:* *cpe:2.3:a:f5:big-ip_domain_name_system:15.0.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added Reference https://support.f5.com/csp/article/K10092301?utm_source=f5support&utm_medium=RSS [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-6471 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-6471 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} -0.01%

score

0.42651

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: