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CVE-2025-34205

Vasion Virtual Appliance Host remote code execution

9.8 CRITICALPublic exploitEPSS 1.41%
  1. Published19 Sept 2025

Description

Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior to 20.0.1923 (VA and SaaS deployments) contains dangerous PHP dead code present in multiple Docker-hosted PHP instances. A script named /var/www/app/resetroot.php (found in several containers) lacks authentication checks and, when executed, performs a SQL update that sets the database administrator username to 'root' and its password hash to the SHA-512 hash of the string 'password'. Separately, commented-out code in /var/www/app/lib/common/oses.php would unserialize session data (unserialize($_SESSION['osdata']))—a pattern that can enable remote code execution if re-enabled or reached with attacker-controlled serialized data. An attacker able to reach the resetroot.php endpoint can trivially reset the MySQL root password and obtain full database control; combined with deserialization issues this can lead to full remote code execution and system compromise. This vulnerability has been identified by the vendor as: V-2023-003 — Dead / Insecure PHP Code.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Vasion Virtual Appliance Application< 20.0.1923
Vasion Virtual Appliance Host< 22.0.843

Remediation

Fixed in
Vasion Virtual Appliance Application≥ 20.0.1923
Vasion Virtual Appliance Host≥ 22.0.843

Frequently asked

Is CVE-2025-34205 being actively exploited?

CVE-2025-34205 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.41%.

How severe is CVE-2025-34205?

CVE-2025-34205 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.41% probability of exploitation.

Which products are affected by CVE-2025-34205?

Affected products include Vasion Virtual Appliance Application, Vasion Virtual Appliance Host.

How do I fix CVE-2025-34205?

Upgrade affected software to a fixed version, for example Vasion Virtual Appliance Application 20.0.1923, Vasion Virtual Appliance Host 22.0.843 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-34205 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.