CVE-2022-44793

Publication date 7 November 2022

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

handle_ipv6IpForwarding in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.4.3 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
net-snmp	23.04 lunar	Fixed 5.9.3+dfsg-1ubuntu4
	22.10 kinetic	Fixed 5.9.3+dfsg-1ubuntu1.2
	22.04 LTS jammy	Fixed 5.9.1+dfsg-1ubuntu2.4
	20.04 LTS focal	Fixed 5.8+dfsg-2ubuntu2.6
	18.04 LTS bionic	Fixed 5.7.3+dfsg-1.8ubuntu3.8
	16.04 LTS xenial	Fixed 5.7.3+dfsg-1ubuntu4.6+esm1 Ubuntu Pro
	14.04 LTS trusty	Fixed 5.7.2~dfsg-8.1ubuntu3.3+esm3 Ubuntu Pro

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Notes

mdeslaur

same fix as CVE-2022-44792

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
net-snmp	Upstream: be80410

Severity score breakdown

Parameter	Value
Base score	6.5 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H