CVE-2018-16167

CRITICAL EXPLOITED IN THE WILD NUCLEI

LogonTracer < 1.2.0 - OS Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2018-16167 has been observed exploited in the wild (reported by VulnCheck KEV, InTheWild.io). EIP tracks 2 public exploits from researchers including g0ldm45k, dnr6419. A Nuclei detection template is also available.

AI-analyzed exploit summary This exploit targets CVE-2018-16167 in LogonTracer 1.2.0, achieving unauthenticated remote code execution by injecting a reverse shell payload into the 'timezone' parameter of the /upload endpoint. The payload uses Python to spawn a shell and connect back to the attacker.

Description

LogonTracer 1.2.0 and earlier allows remote attackers to execute arbitrary OS commands via unspecified vectors.

Exploits (2)

exploitdb WORKING POC
by g0ldm45k · pythonwebappsmultiple
https://www.exploit-db.com/exploits/49918

This exploit targets CVE-2018-16167 in LogonTracer 1.2.0, achieving unauthenticated remote code execution by injecting a reverse shell payload into the 'timezone' parameter of the /upload endpoint. The payload uses Python to spawn a shell and connect back to the attacker.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: LogonTracer 1.2.0 and earlier
No auth needed
Prerequisites: Attacker-controlled server to receive the reverse shell · Network access to the target LogonTracer instance
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC
by dnr6419 · remote
https://github.com/dnr6419/CVE-2018-16167

This is a functional exploit for CVE-2018-16167, targeting LogonTracer 1.2.0 and earlier. It achieves unauthenticated remote code execution by injecting a reverse shell payload into the 'timezone' parameter of the /upload endpoint.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: LogonTracer 1.2.0 and earlier
No auth needed
Prerequisites: Attacker-controlled IP and port for reverse shell · Victim URL with accessible /upload endpoint
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

LogonTracer <=1.2.0 - Remote Command Injection
CRITICALby gy741

References (2)

Core 2
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/JPCERTCC/LogonTracer/releases/tag/v1.2.1
Third Party Advisory x_refsource_misc
https://jvn.jp/en/vu/JVNVU98026636/index.html

Scores

CVSS v3 9.8
EPSS 0.7474
EPSS Percentile 99.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2024-04-15
InTheWild.io 2021-04-18
CWE
CWE-78
Status published
Products (1)
jpcert/logontracer < 1.2.0
Published Jan 09, 2019
Tracked Since Feb 18, 2026