CVE-2023-4236

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-4236
A flaw in the networking code handling DNS-over-TLS queries may cause `named` to terminate unexpectedly due to an assertion failure. This happens when internal data structures are incorrectly reused under significant DNS-over-TLS query load. This issue affects BIND 9 versions 9.18.0 through 9.18.18 and 9.18.11-S1 through 9.18.18-S1.

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://kb.isc.org/docs/cve-2023-4236 Vendor Advisory
http://www.openwall.com/lists/oss-security/2023/09/20/2 Mailing List Third Party Advisory
https://www.debian.org/security/2023/dsa-5504
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPJLLTJCSDJJII7IIZPLTBQNWP7MZH7F/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U35OARLQCPMVCBBPHWBXY5M6XJLD2TZ5/
https://security.netapp.com/advisory/ntap-20231013-0004/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VSK5V4W4OHPM3JTJGWAQD6CZW7SFD75B/
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:isc:bind:9.18.18:s1:*:*:supported_preview:*:*:*
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*
cpe:2.3:a:isc:bind:9.18.11:s1:*:*:supported_preview:*:*:*
History

03 Nov 2023, 21:15

Type Values Removed Values Added
References
  • (MISC) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VSK5V4W4OHPM3JTJGWAQD6CZW7SFD75B/ -

13 Oct 2023, 22:15

Type Values Removed Values Added
References
  • (MISC) https://security.netapp.com/advisory/ntap-20231013-0004/ -

11 Oct 2023, 03:15

Type Values Removed Values Added
References
  • (MISC) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U35OARLQCPMVCBBPHWBXY5M6XJLD2TZ5/ -

28 Sep 2023, 04:15

Type Values Removed Values Added
References
  • (MISC) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPJLLTJCSDJJII7IIZPLTBQNWP7MZH7F/ -

23 Sep 2023, 04:15

Type Values Removed Values Added
References
  • (MISC) https://www.debian.org/security/2023/dsa-5504 -

22 Sep 2023, 18:35

Type Values Removed Values Added
CPE cpe:2.3:a:isc:bind:9.18.11:s1:*:*:supported_preview:*:*:*
cpe:2.3:a:isc:bind:9.18.18:s1:*:*:supported_preview:*:*:*
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*
First Time Isc
Isc bind
References (MISC) https://kb.isc.org/docs/cve-2023-4236 - (MISC) https://kb.isc.org/docs/cve-2023-4236 - Vendor Advisory
References (MISC) http://www.openwall.com/lists/oss-security/2023/09/20/2 - (MISC) http://www.openwall.com/lists/oss-security/2023/09/20/2 - Mailing List, Third Party Advisory
CWE CWE-617

20 Sep 2023, 15:15

Type Values Removed Values Added
References
  • (MISC) http://www.openwall.com/lists/oss-security/2023/09/20/2 -

20 Sep 2023, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-09-20 13:15

Updated : 2023-11-03 21:15

NVD link : CVE-2023-4236

Mitre link : CVE-2023-4236

JSON object : View

Products Affected

isc

  • bind
CWE
CWE-617

Reachable Assertion