Net-SNMP is a widely embedded open-source implementation of the Simple Network Management Protocol that provides network monitoring, device management, and trap-handling capabilities across a vast range of deployed systems and appliances despite maintaining a singular product focus. The vendor's vulnerability footprint is modest in volume yet represents a significant risk multiplier because a single flaw in the protocol parser or agent logic can propagate to every downstream system and embedded derivative that incorporates the library. The exposure reflects the parsing complexity inherent to SNMP message handling and the agent's privileged role in network and systems infrastructure, where vulnerabilities can enable unauthorized data access or device compromise. Defenders should treat Net-SNMP updates as broadly applicable to their network device inventory and embedded systems rather than tracking discrete products alone, since remediation typically depends on downstream vendors updating their bundled or forked versions. Current exploitation activity and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Net Snmp over time
Signals from CVEs in this vendor scope (36 CVEs).
36 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2008-0960HIGH SNMPv3 HMAC verification in (1) Net-SNMP 5.2.x before 5.2.4.1, 5.3.x before 5.3.2.1, and 5.4.x before 5.4.1.1; (2) UCD-SNMP; (3) eCos; (4) Juniper Session and Resource Control (SRC | Jun 10, 2008 | 10.0 | 77 | NO | YES |
CVE-2025-68615CRITICAL net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 and 5.10.pre2, a specially crafted packet to an net-snmp snmptrapd daemon can cause a buffer overf | Dec 23, 2025 | 9.8 | 62 | NO | NO |
CVE-2022-44793MEDIUM 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 in | Nov 7, 2022 | 6.5 | 51 | NO | NO |
CVE-2022-44792MEDIUM 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 | Nov 7, 2022 | 6.5 | 50 | NO | NO |
CVE-2015-5621HIGH The snmp_pdu_parse function in snmp_api.c in net-snmp 5.7.2 and earlier does not remove the varBind variable in a netsnmp_variable_list item when parsing of the SNMP PDU fails, whi | Aug 19, 2015 | 7.5 | 50 | NO | YES |
CVE-2018-18065MEDIUM _set_key in agent/helpers/table_container.c in Net-SNMP before 5.8 has a NULL Pointer Exception bug that can be used by an authenticated attacker to remotely cause the instance to | Oct 8, 2018 | 6.5 | 41 | NO | YES |
CVE-2018-1000116CRITICAL NET-SNMP version 5.7.2 contains a heap corruption vulnerability in the UDP protocol handler that can result in command execution. | Mar 7, 2018 | 9.8 | 34 | NO | NO |
CVE-2007-5846HIGH The SNMP agent (snmp_agent.c) in net-snmp before 5.4.1 allows remote attackers to cause a denial of service (CPU and memory consumption) via a GETBULK request with a large max-repe | Nov 6, 2007 | 7.8 | 33 | NO | NO |
CVE-2008-2292MEDIUM Buffer overflow in the __snprint_value function in snmp_get in Net-SNMP 5.1.4, 5.2.4, and 5.4.1, as used in SNMP.xs for Perl, allows remote attackers to cause a denial of service ( | May 18, 2008 | 6.8 | 30 | NO | YES |
CVE-2005-4837HIGH snmp_api.c in snmpd in Net-SNMP 5.2.x before 5.2.2, 5.1.x before 5.1.3, and 5.0.x before 5.0.10.2, when running in master agentx mode, allows remote attackers to cause a denial of | Dec 31, 2005 | 10.0 | 30 | NO | NO |
Signals from CVEs in this vendor scope (36 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Net Snmp.
Media articles that mention a CVE ID that affects a product developed by Net Snmp — matched by CVE ID, not by vendor name.