Potential Denial of Service exploit in Net-SNMP 5.8 through 5.9.3

Brocade Fabric OS

0 more products

22343

27 January 2026

01 August 2023

CLOSED

MEDIUM

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

CVE-2022-44792

Brocade Security Advisory ID

 BSA-2023-2137

Component

 Net-SNMP

 

 

Summary

handle_ipDefaultTTL in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.8 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker (who has write access) to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.

Products Affected

  • Brocade Fabric OS versions before 7.4.2h, 8.2.3 through 8.2.3e2, and 9.0.1a through 9.1.1b8

Products Confirmed Not Affected

  • Brocade SANnav
    [VEX Justification: Component_not_present]
  • Brocade ASCG
    [VEX Justification: Vulnerable_code_not_present]

Solution

  • Security update provided in Brocade Fabric OS 9.2.0, 9.1.1c, and 8.2.3f

 

 

Revision History

Version

Change

Date

1.0

Initial Publication

 August 1, 2023

1.1

 Security update in FOS 8.2.3f January 27, 2026

 

Disclaimer

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