HOMEVULNERABILITIESCVE-2022-44792
MEDIUM

CVE-2022-44792

CWE-476Published: November 7, 2022· Updated: Jun 17, 2026

6.5
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2022-44792 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Vendors & Products

Debian1 product(s)
debian linux
net-snmp1 product(s)
net-snmp
netapp8 product(s)
h300s firmwareh300sh500s firmwareh500sh700s firmwareh700sh410s firmwareh410s
Source: NVD CPE · 10 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428
ADVISORYhttps://github.com/net-snmp/net-snmp/issues/474
ADVISORYhttps://lists.debian.org/debian-lts-announce/2023/01/msg00010.html
ADVISORYhttps://security.netapp.com/advisory/ntap-20230223-0011/
ADVISORYhttps://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428
ADVISORYhttps://github.com/net-snmp/net-snmp/issues/474
ADVISORYhttps://lists.debian.org/debian-lts-announce/2023/01/msg00010.html
ADVISORYhttps://security.netapp.com/advisory/ntap-20230223-0011/

All References (8)

→
https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428Exploit · Third Party Advisory
→
https://github.com/net-snmp/net-snmp/issues/474Exploit · Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2023/01/msg00010.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20230223-0011/Third Party Advisory
→
https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428Exploit · Third Party Advisory
→
https://github.com/net-snmp/net-snmp/issues/474Exploit · Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2023/01/msg00010.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20230223-0011/Third Party Advisory

Quick Facts

CVE IDCVE-2022-44792
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-476
CISA KEVNo
Affected3 vendor(s)
PublishedNov 7, 2022

Related CVEs (CWE-476)

CVE-2010-2495
10.0
CVE-2022-36648
10.0
CVE-2023-2840
9.8
CVE-2022-36227
9.8
CVE-2021-4236
9.8
CVE-2023-23087
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-44792 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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