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CVE-2025-53963

Thermofisher Ion Torrent Onetouch 2 Firmware vulnerability

9.8 CRITICALEPSS 0.46%
  1. Published4 Dec 2025

Description

An issue was discovered on Thermo Fisher Ion Torrent OneTouch 2 INS1005527 devices. They run an SSH server accessible over the default port 22. The root account has a weak default password of ionadmin, and a password change policy for the root account is not enforced. Thus, an attacker with network connectivity can achieve root code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

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

Thermofisher Ion Torrent Onetouch 2 Firmwareall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2025-53963 being actively exploited?

CVE-2025-53963 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.46%.

How severe is CVE-2025-53963?

CVE-2025-53963 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.46% probability of exploitation.

Which products are affected by CVE-2025-53963?

Affected products include Thermofisher Ion Torrent Onetouch 2 Firmware.

How do I fix CVE-2025-53963?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-53963 against the real software inventory on every managed device, every day. 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.