CVE-2017-3143

An error in TSIG authentication can permit unauthorized dynamic updates

Severity Score

5.9

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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 for the zone and service being targeted may be able to manipulate BIND into accepting an unauthorized dynamic update. 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.

Un atacante que pueda enviar y recibir mensajes a un servidor DNS autoritativo y que conozca un nombre de clave TSIG válido para la zona y el servicio objetivos podría ser capaz de manipular BIND para que acepte una actualización dinámica no autorizada. Afecta a BIND desde la versión 9.4.0 hasta la versión 9.8.8, desde la versión 9.9.0 hasta la versión 9.9.10-P1, desde la versión 9.10.0 hasta la versión 9.10.5-P1, desde la versión 9.11.0 hasta la versión 9.11.1-P1, desde la versión 9.9.3-S1 hasta la versión 9.9.10-S2 y desde la versión 9.10.5-S1 hasta la versión 9.10.5-S2.

A flaw was found in the way BIND handled TSIG authentication for dynamic updates. A remote attacker able to communicate with an authoritative BIND server could use this flaw to manipulate the contents of a zone, by forging a valid TSIG or SIG(0) signature for a dynamic update request.

*Credits: ISC would like to thank Clément Berthaux from Synacktiv for reporting this issue.

CVSS Scores

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-12-02 CVE Reserved
2017-06-30 CVE Published
2019-07-10 First Exploit
2024-09-16 CVE Updated
2024-09-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-287: Improper Authentication

CAPEC

References (11)

URL	Tag	Source
http://www.securityfocus.com/bid/99337	Third Party Advisory
http://www.securitytracker.com/id/1038809	Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03772en_us	Third Party Advisory
https://security.netapp.com/advisory/ntap-20190830-0003	X_refsource_confirm

URL	Date	SRC
https://github.com/saaph/CVE-2017-3143	2019-07-10

URL	Date	SRC

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2017:1679	2019-10-03
https://access.redhat.com/errata/RHSA-2017:1680	2019-10-03
https://kb.isc.org/docs/aa-01503	2019-10-03
https://www.debian.org/security/2017/dsa-3904	2019-10-03
https://access.redhat.com/security/cve/CVE-2017-3143	2017-07-05
https://bugzilla.redhat.com/show_bug.cgi?id=1466193	2017-07-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				>= 9.4.0 <= 9.8.8 Search vendor "Isc" for product "Bind" and version " >= 9.4.0 <= 9.8.8"		-		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				>= 9.9.0 <= 9.9.10 Search vendor "Isc" for product "Bind" and version " >= 9.9.0 <= 9.9.10"		-		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				>= 9.10.0 <= 9.10.5 Search vendor "Isc" for product "Bind" and version " >= 9.10.0 <= 9.10.5"		-		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				>= 9.11.0 <= 9.11.1 Search vendor "Isc" for product "Bind" and version " >= 9.11.0 <= 9.11.1"		-		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.0 Search vendor "Isc" for product "Bind" and version "9.9.0"		p1		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.3 Search vendor "Isc" for product "Bind" and version "9.9.3"		s1		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.10 Search vendor "Isc" for product "Bind" and version "9.9.10"		s2		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.10.5 Search vendor "Isc" for product "Bind" and version "9.10.5"		p1		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.10.5 Search vendor "Isc" for product "Bind" and version "9.10.5"		s1		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.10.5 Search vendor "Isc" for product "Bind" and version "9.10.5"		s2		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.1 Search vendor "Isc" for product "Bind" and version "9.11.1"		p1		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				6.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				6.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.3 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.3"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.4 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.4"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus"				7.3 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.3"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus"				7.4 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.4"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus"				7.5 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.5"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				7.3 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.3"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				6.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected