CVE-2018-18065

Name: CVE-2018-18065
Creator: NVD / NIST
Published: 2018-10-08T18:29:00.363+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 17.19%

Last modified Jun 17, 2026

CVE-2018-18065 is a vulnerability of currently unknown severity. _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.. EPSS estimates a 17.19% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

17.19%

96.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Net-Snmp	Net-Snmp	< 5.8
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	18.10
Netapp	Cloud Backup	All versions
Netapp	Hyper Converged Infrastructure	All versions
Netapp	Storagegrid Webscale	All versions
Netapp	Data Ontap	All versions
Netapp	E-Series Santricity Os Controller	>= 11.0, <= 11.5
Netapp	Solidfire Element Os	All versions
Paloaltonetworks	Pan-Os	<= 7.1.22
Paloaltonetworks	Pan-Os	>= 7.1.23, <= 8.0.15
Paloaltonetworks	Pan-Os	>= 8.0.16, <= 8.1.6

References

http://www.securityfocus.com/bid/106265Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
https://dumpco.re/blog/net-snmp-5.7.3-remote-dosExploit, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20181107-0001/Third Party Advisory
https://security.paloaltonetworks.com/CVE-2018-18065
https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/Patch, Third Party Advisory
https://usn.ubuntu.com/3792-1/Third Party Advisory
https://usn.ubuntu.com/3792-2/Third Party Advisory
https://usn.ubuntu.com/3792-3/Third Party Advisory
https://www.debian.org/security/2018/dsa-4314Third Party Advisory
https://www.exploit-db.com/exploits/45547/Exploit, Patch, Third Party Advisory, VDB Entry
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
http://www.securityfocus.com/bid/106265Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
https://dumpco.re/blog/net-snmp-5.7.3-remote-dosExploit, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20181107-0001/Third Party Advisory
https://security.paloaltonetworks.com/CVE-2018-18065
https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/Patch, Third Party Advisory
https://usn.ubuntu.com/3792-1/Third Party Advisory
https://usn.ubuntu.com/3792-2/Third Party Advisory
https://usn.ubuntu.com/3792-3/Third Party Advisory
https://www.debian.org/security/2018/dsa-4314Third Party Advisory
https://www.exploit-db.com/exploits/45547/Exploit, Patch, Third Party Advisory, VDB Entry
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html

Timeline

Published: Oct 8, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-18065?

How severe is CVE-2018-18065?

Severity scoring for CVE-2018-18065 is pending analysis. The EPSS model estimates a 17.19% probability of exploitation in the next 30 days.

How do I fix CVE-2018-18065?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-18065?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST