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CVE-2018-1000116

34
FAUCET Score

CVE-2018-1000116 describes a critical heap corruption vulnerability in NET-SNMP version 5.7.2's UDP protocol handler, affecting various Debian and NET-SNMP products. This flaw allows unauthenticated, remote attackers to achieve command execution with a CVSS score of 9.8 (Critical). While no public exploit code or active exploitation has been confirmed, the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
5.7.2CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.7.2:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.41%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0641 is in the 88th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: net-snmp-1:5.5-54.el6_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: net-snmp-1:5.7.2-20.el7_1.1
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: net-snmp

Vendor Advisories (1)

redhatCVE-2018-1000116Moderate

net-snmp: Heap corruption in snmp_pdu_parse function in snmplib/snmp_api.c

Mar 7, 2018

References

lists.debian.org / debian-lts-announce/2018/03/msg00020.html
Third Party Advisory
sourceforge.net / p/net-snmp/bugs/2821
ExploitThird Party Advisory
debian.org / security/2018/dsa-4154