Vulnerability Monitor

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CVE-2022-44792

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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it can be exploited remotely over the network with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 10 products from net-snmp, from debian, from netapp and 7 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-11-07T03:15:09.303

Last Modified

2025-05-05T16:15:22.240

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

Weaknesses

Type: Primary
CWE-476
Type: Secondary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	net-snmp	net-snmp	≤ 5.9.3	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	netapp	h300s_firmware	-	Yes
Hardware	netapp	h300s	-	No
Operating System	netapp	h500s_firmware	-	Yes
Hardware	netapp	h500s	-	No
Operating System	netapp	h700s_firmware	-	Yes
Hardware	netapp	h700s	-	No
Operating System	netapp	h410s_firmware	-	Yes
Hardware	netapp	h410s	-	No

References

https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428 Exploit, Third Party Advisory ([email protected])
https://github.com/net-snmp/net-snmp/issues/474 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/01/msg00010.html Mailing List, Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20230223-0011/ Third Party Advisory ([email protected])
https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/net-snmp/net-snmp/issues/474 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/01/msg00010.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20230223-0011/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For net-snmp's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.