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Fencer Vulns
critical 9.8

CVE-2020-24361 json

SNMPTT before 1.4.2 allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec.

published 2020-08-16 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17093

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

SNMPTT before 1.4.2 allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec.

Patch / fix

  • snmptt snmptt 1.4.2
  • snmptt Debian 14, Debian 13, Debian 12 1.4.2-1

debian advisories DEBIAN-CVE-2020-24361

  • snmptt Alpine 3.24, Alpine 3.23, Alpine 3.22 +10 more 1.4.2-r0

alpine advisories ALPINE-CVE-2020-24361

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-24361 updated cvss 8.1

snmptt: allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.07% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-273 Improper Check for Dropped Privileges

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.