How severe is CVE-2025-6071?

CVE-2025-6071 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-6071 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-6071?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-6071 have an EU (EUVD) identifier?

Yes. CVE-2025-6071 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19891.

When was CVE-2025-6071 published?

CVE-2025-6071 was published on 2025-07-03 and last updated on 2026-06-17.

CVE-2025-6071

CVE-2025-6071 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-321.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.3
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19891
Weakness: CWE-321
Published: 2025-07-03
Last modified: 2026-06-17

Description

Use of Hard-coded Cryptographic Key vulnerability in ABB RMC-100, ABB RMC-100 LITE. An attacker can gain access to salted information to decrypt MQTT information. This issue affects RMC-100: from 2105457-043 through 2105457-045; RMC-100 LITE: from 2106229-015 through 2106229-016.

Frequently asked questions

What is CVE-2025-6071?: Use of Hard-coded Cryptographic Key vulnerability in ABB RMC-100, ABB RMC-100 LITE. An attacker can gain access to salted information to decrypt MQTT information. This issue affects RMC-100: from 2105457-043 through 2105457-045; RMC-100 LITE: from 2106229-015 through 2106229-016.
How severe is CVE-2025-6071?: CVE-2025-6071 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-6071 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-6071?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6071 have an EU (EUVD) identifier?: Yes. CVE-2025-6071 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19891.
When was CVE-2025-6071 published?: CVE-2025-6071 was published on 2025-07-03 and last updated on 2026-06-17.

References

https://search.abb.com/library/Download.aspx?DocumentID=9AKK108471A3623&LanguageCode=en&DocumentPartId=PDF&Action=Launch

Other CWE-321 vulnerabilities

CVE-2024-30207 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC RTLS Locating Manager (6GT2780-0DA00) (All versions < V3.0.1.1), SIMATIC…
CVE-2014-5419 — Critical (CVSS 10.0): GE Multilink ML800, ML1200, ML1600, and ML2400 switches with firmware 4.2.1 and earlier and Multilink ML810, ML3000,…
CVE-2024-35344 — Critical (CVSS 9.9): Certain Anpviz products contain a hardcoded cryptographic key stored in the firmware of the device. This affects…
CVE-2026-28742 — Critical (CVSS 9.8): Naxclow devices use a uniform request-signing scheme based on a hard-coded, platform-wide salt embedded in every…
CVE-2026-32644 — Critical (CVSS 9.8): Specific firmware versions of Milesight AIOT cameras use SSL certificates with default private keys.
CVE-2025-67112 — Critical (CVSS 9.8): Use of a hard-coded AES-256-CBC key in the configuration backup/restore implementation of Small Cell Sercomm SCE4255W…

Browse all CWE-321 vulnerabilities →