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CVE-2018-18065 Net-SNMP

Affected softwareNet-SNMP
Severity6.5 Medium CVSS 3.0 2 scores
WeaknessCWE-476
Published8 Oct 2018
Updated17 Jun 2026

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.

Exploitation status

Working exploit published

A reviewed exploit catalogue lists ready-to-run exploit code for this CVE.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment no assessment published
  • Indexed PoC 1 indexed Published artifacts you can open, in Exploit-DB; first seen 2018-10-08.
  • EPSS 18% chance in 30 days A model's forecast, not a report of exploitation. Higher than 97% of all scored CVEs.
IndexArtifactStarsFirst seen
Exploit-DB net-snmp 5.7.3 - (Authenticated) Denial of Service (PoC) 2018-10-08

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

6.5 MEDIUM v3.0 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 2 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.0 6.5 MEDIUM CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H NVD Primary published
CVSS 2.0 4.0 none AV:N/AC:L/Au:S/C:N/I:N/A:P NVD Primary

Affected software and releases

Products and versions

10 products, 16 version entries
SourceVendorProductSchemeAffected versions
nvd canonical ubuntu linux generic 12.04 · 14.04 · 16.04 · 18.04 · 18.10
nvd debian debian linux generic 9.0
nvd net-snmp net-snmp generic < 5.8
nvd netapp cloud backup generic any version
nvd netapp data ontap generic any version
nvd netapp e-series santricity os controller generic ≥ 11.0 and ≤ 11.5
nvd netapp hyper converged infrastructure generic any version
nvd netapp solidfire element os generic any version
nvd netapp storagegrid webscale generic any version
nvd paloaltonetworks pan-os generic ≤ 7.1.22 · ≥ 7.1.23 and ≤ 8.0.15 · ≥ 8.0.16 and ≤ 8.1.6

References

URLTags
http://www.securityfocus.com/bid/106265 Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
https://dumpco.re/blog/net-snmp-5.7.3-remote-dos Exploit, 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-4314 Third Party Advisory

Timeline

Published2018-10-08By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.