CVE-2021-23032

Published on: 09/14/2021 12:00:00 AM UTC

Last Modified on: 09/27/2021 12:49:00 PM UTC

CVE-2021-23032

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Big-ip Domain Name System from F5 contain the following vulnerability:

On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x and 12.1.x, when a BIG-IP DNS system is configured with non-default Wide IP and pool settings, undisclosed DNS responses can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

  • CVE-2021-23032 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 4.3 - MEDIUM

Access
Vector ⓘ		 Access
Complexity		 Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags ⓘ Link
No Description Provided support.f5.com
text/html
 URL Logo MISC support.f5.com/csp/article/K45407662
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Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationF5Big-ip Domain Name SystemAllAllAllAll
ApplicationF5Big-ip Domain Name SystemAllAllAllAll
ApplicationF5Big-ip Domain Name SystemAllAllAllAll
  • cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @softek_jp F5 Networks BIG-IP DNS にサービスを妨害される問題 (CVE-2021-23032) [39839] sid.softek.jp/content/show/3… #SIDfm #脆弱性情報 2021-08-30 05:12:57
Twitter Icon @fj_twt K45407662: BIG-IP DNS vulnerability CVE-2021-23032 support.f5.com/csp/article/K4… 2021-08-30 08:56:44
Twitter Icon @CVEreport CVE-2021-23032 : On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.4, and all versions of… twitter.com/i/web/status/1… 2021-09-14 18:05:56
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