CVE-2025-64128
CVE-2025-64128 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: Critical (CVSS 3.x base score 10.0)
- CVSS v4: 10.0
- EPSS exploit prediction: 2% (81st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-199740
- Weakness: CWE-78
- Published:
- Last modified:
Description
An OS command injection vulnerability exists due to incomplete validation of user-supplied input. Validation fails to enforce sufficient formatting rules, which could permit attackers to append arbitrary data. This could allow an unauthenticated attacker to inject arbitrary commands.
Frequently asked questions
- What is CVE-2025-64128?
- An OS command injection vulnerability exists due to incomplete validation of user-supplied input. Validation fails to enforce sufficient formatting rules, which could permit attackers to append arbitrary data. This could allow an unauthenticated attacker to inject arbitrary commands.
- How severe is CVE-2025-64128?
- CVE-2025-64128 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-64128 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-64128?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2025-64128 have an EU (EUVD) identifier?
- Yes. CVE-2025-64128 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199740.
- When was CVE-2025-64128 published?
- CVE-2025-64128 was published on 2025-11-26 and last updated on 2026-06-17.
References
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-329-03.json
- https://wiki.zenitel.com/wiki/Downloads#Station_and_Device_Firmware_Package_.28VS-IS.29
- https://www.cisa.gov/news-events/ics-advisories/icsa-25-329-03
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