CVE-2025-59459: An attacker that gains SSH access to an unprivileged account may be able to disrupt services (including SSH),

Q: How do I fix CVE-2025-59459?

tloc100-100 firmware: upgrade to 7.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-59459 being exploited?

CVE-2025-59459 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-59459 affect?

CVE-2025-59459 affects tloc100-100 firmware. Severity is medium (CVSS 5.5). An attacker that gains SSH access to an unprivileged account may be able to disrupt services (including SSH), causing persistent loss of availability.

Q: How urgent is CVE-2025-59459?

Priority 26/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2025-59459 is a medium-severity flaw (CVSS 5.5) affecting tloc100-100 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An attacker that gains SSH access to an unprivileged account may be able to disrupt services (including SSH), causing persistent loss of availability.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-770
Published	2025-10-27
Last modified	2026-10-08

Publisher (CNA): SICK AG · Vendor: sick

Last updated 2026-10-08 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-10-27 11:15 UTCPublished CVE record published
2026-10-08 11:10 UTCUpdated Record last modified

sick tloc100-100 firmware UPGRADE

Affected: < 7.1.1

Fixed in: 7.1.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-59459?

tloc100-100 firmware: upgrade to 7.1.1. Exact commands for each OS are on this page.

Is CVE-2025-59459 being exploited?

CVE-2025-59459 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-59459 affect?

CVE-2025-59459 affects tloc100-100 firmware. Severity is medium (CVSS 5.5). An attacker that gains SSH access to an unprivileged account may be able to disrupt services (including SSH), causing persistent loss of availability.

How urgent is CVE-2025-59459?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2025-59460 HIGH 7.5 UPGRADE The system is deployed in its default state, with configuration settings that do not comply with the latest be
CVE-2025-59461 HIGH 7.6 MITIGATE A remote unauthenticated attacker may use the unauthenticated C++ API to access or modify sensitive data and d
CVE-2025-59462 MEDIUM 6.5 MITIGATE An attacker who tampers with the C++ CLI client may crash the UpdateService during file transfers, disrupting
CVE-2025-59463 MEDIUM 4.3 MITIGATE An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.

References

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