How severe is CVE-2018-1000116?

CVE-2018-1000116 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1000116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000116?

CVE-2018-1000116 primarily affects Net-snmp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1000116?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-1000116 published?

CVE-2018-1000116 was published on 2018-03-07 and last updated on 2026-06-17.

CVE-2018-1000116

CVE-2018-1000116 is a critical-severity vulnerability in Net-snmp with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Net-snmp
Published: 2018-03-07
Last modified: 2026-06-17

Description

NET-SNMP version 5.7.2 contains a heap corruption vulnerability in the UDP protocol handler that can result in command execution.

Frequently asked questions

What is CVE-2018-1000116?: NET-SNMP version 5.7.2 contains a heap corruption vulnerability in the UDP protocol handler that can result in command execution.
How severe is CVE-2018-1000116?: CVE-2018-1000116 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1000116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000116?: CVE-2018-1000116 primarily affects Net-snmp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1000116?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-1000116 published?: CVE-2018-1000116 was published on 2018-03-07 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:net-snmp:net-snmp:5.7.2:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

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