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TI-2018-11586 Aliases CVE-2018-16189GHSA-rcgr-7x99-fxwp

Untrusted search path in Micco Self-Extracting Archives created by UNLHA32.DLL

Priority LOW 36CWE-426Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-426.

Summary

Untrusted search path vulnerability in Self-Extracting Archives created by UNLHA32.DLL prior to Ver 3.00 allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

Why it matters now

EPSS 0.00944 61st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
MiccoSelf-Extracting Archives created by UNLHA32.DLLprior to Ver 3.00—No fix listedCNA
  • Self-Extracting Archives created by UNLHA32.DLL VendorMicco Affected prior to Ver 3.00 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:micco:unlha32.dll:*:*:*:*:*:*:*:*before 3.00VulnerableMicco
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:x86:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:micco:unlha32.dll:*:*:*:*:*:*:*:* Versions before 3.00 Vulnerable ·Micco
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:x86:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-16189
  2. 2026-10-03 Alias added: GHSA-rcgr-7x99-fxwp

References

Advisory 2

  • TI-2018-11587 Untrusted search path in Micco UNARJ32.DLL for Win32, LHMelting for Win32, and LMLzh32.DLL CVSS 3.0HIGH 7.8
  • TI-2019-04207 Untrusted search path in Micco The installer of UNLHA32.DLL CVSS 3.0HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences