TI-2021-15374 Aliases CVE-2021-37444 GHSA-jxmw-mmc4-3375

NCH IVM Attendant v5.12 and earlier suffers from a directory traversal weakness upon…

MEDIUM 42CWE-22Published 2021-07-25 · Updated 2024-08-04

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.

Summary

NCH IVM Attendant v5.12 and earlier suffers from a directory traversal weakness upon uploading plugins in a ZIP archive. This can lead to code execution if a ZIP element's pathname is set to a Windows startup folder, a file for the inbuilt Out-Going Message function, or a file for the the inbuilt Autodial function.

Why it matters now

EPSS 0.01935 80th 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

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:nchsoftware:ivm_attendant::::::::	up to 5.12	Vulnerable	Nchsoftware

cpe:2.3:a:nchsoftware:ivm_attendant:*:*:*:*:*:*:*:* Versions up to 5.12 Vulnerable ·Nchsoftware

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-37444
2026-10-03 Alias added: GHSA-jxmw-mmc4-3375

References

Advisory 1

https://github.com/0xfml/poc/blob/main/NCH/IVM_5.12_RCE.md

Other 1

https://www.nch.com.au/ivm/index.html

TI-2021-15373 NCH IVM Attendant v5.12 and earlier allows path traversal via the logdeleteselected check0 parameter for file deletion. CVSS 3.1HIGH 8.1
TI-2021-15372 NCH IVM Attendant v5.12 and earlier allows path traversal via viewfile?file=/.. CVSS 3.1MEDIUM 6.5
TI-2021-15381 Cross Site Scripting (XSS) exists in NCH IVM Attendant v5.12 and earlier via /msglist?mbx= (reflected). CVSS 3.1MEDIUM 5.4
TI-2021-15380 Cross Site Scripting (XSS) exists in NCH IVM Attendant v5.12 and earlier via /ogmprop?id= (reflected). CVSS 3.1MEDIUM 5.4
TI-2021-15379 Cross Site Scripting (XSS) exists in NCH IVM Attendant v5.12 and earlier via /ogmlist?folder= (reflected). CVSS 3.1MEDIUM 5.4
TI-2021-15378 Cross Site Scripting (XSS) exists in NCH IVM Attendant v5.12 and earlier via the Mailbox name (stored). CVSS 3.1MEDIUM 5.4

Sources

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