CVE-2021-23017: NGINX Resolver Vulnerability

Brocade Fabric OS

2 more products

21214

08 November 2022

08 November 2022

Closed

Medium

7.7 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

No

CVE-2021-23017

Summary

Security Advisory ID : BSA-2021-1516

Component : NGINX

Revision : 1.0

 A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Products Affected.

Brocade SANnav - Fixed in Brocade SANnav 2.2.1

Products Confirmed Not Affected.

  • Brocade Fabric OS.
  • Brocade ASC Gateway(ASC-G)

Revision History

Version

Change

Date

1.0

Initial Publication

Nov 8, 2022