Remote Code Execution in ProTNS ActADUR

published 2025-07-15 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-21419

cvss: 9.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

Vulnerabilities* in ActADUR local server product, developed and maintained by ProTNS, allows Remote Code Inclusion on host systems.

* vulnerabilities: *

Improper Neutralization of Special Elements used in a Command ('Command Injection') * Use of Hard-coded Credentials * Improper Authentication * Binding to an Unrestricted IP Address

The vulnerability has been rated as critical.This issue affects ActADUR: from v2.0.1.9 before v2.0.2.0., hence updating to version v2.0.2.0. or above is required.

Patch / fix

fixed in 1

ProTNS ActADUR v2.0.2.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 15 mo ago (2025-07-15)

Exploit prediction

0.69% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	9.4	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L
CNA	3.1	9.6	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
CNA	4.0	9.4	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

ProTNS ActADUR

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-798 Use of Hard-coded Credentials
CWE-287 Improper Authentication
CWE-1327 Binding to an Unrestricted IP Address

References

protns.com /53

Sources

CVE List CVE-2025-3621
NVD CVE-2025-3621

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.

Summary