{"id":"CVE-2018-18065","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-18065","generatedAt":"2026-10-28T21:30:41.135Z","title":"_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 crash via a crafted UDP packet, resulting in Denial of Service.","description":"_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 crash via a crafted UDP packet, resulting in Denial of Service.","published":"2018-10-08T18:29:00.000Z","lastModified":"2026-06-17T01:46:44.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-476"],"affected":["net-snmp/net-snmp","debian/debian linux","canonical/ubuntu linux","netapp/cloud backup","netapp/hyper converged infrastructure","netapp/storagegrid webscale","netapp/data ontap","netapp/e-series santricity os controller","netapp/solidfire element os","paloaltonetworks/pan-os"],"epss":{"score":0.17504,"percentile":0.9712,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.13699,"percentile":0.96378},{"date":"2026-09-22","score":0.17189,"percentile":0.96953}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-10-08","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":45547,"kind":"exploit","title":"net-snmp 5.7.3 - (Authenticated) Denial of Service (PoC)","url":"https://www.exploit-db.com/exploits/45547","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/45547.txt","file":"exploits/linux/dos/45547.txt","published":"2018-10-08","added":"2018-10-08","updated":"2019-03-17","author":"Magnus Klaaborg Stubman","type":"dos","platform":"linux","port":null,"verified":false,"codes":["CVE-2018-18065","CVE-2015-5621"],"tags":"Denial of Service (DoS)","aliases":null,"applicationUrl":"http://www.exploit-db.comnet-snmp-5.7.3.tar.gz","screenshotUrl":null,"referenceUrl":"https://dumpco.re/blog/net-snmp-5.7.3-remote-dos"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 17.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/106265","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf","source":"cve@mitre.org"},{"url":"https://dumpco.re/blog/net-snmp-5.7.3-remote-dos","tags":["Exploit","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20181107-0001/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.paloaltonetworks.com/CVE-2018-18065","source":"cve@mitre.org"},{"url":"https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3792-1/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3792-2/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3792-3/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2018/dsa-4314","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/45547/","tags":["Exploit","Patch","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/106265","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://dumpco.re/blog/net-snmp-5.7.3-remote-dos","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20181107-0001/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.paloaltonetworks.com/CVE-2018-18065","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3792-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3792-2/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3792-3/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4314","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/45547/","tags":["Exploit","Patch","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-18065","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}