Missing authentication in Siemens SiPass integrated AC5102
Priority LOW 37CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions < V6.4.8), SiPass integrated ACC-AP (All versions < V6.4.8). Affected devices expose several MQTT URLs without authentication. This could allow an unauthenticated remote attacker to access sensitive data.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00451 39th percentileScored 2026-11-07
Fix Fixed SiPass integrated AC5102 (ACC-G2) (Siemens): V6.4.8SiPass integrated ACC-AP (Siemens): V6.4.8
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA SiPass integrated AC5102 (ACC-G2) (Siemens) Fixed in V6.4.8
- Fix · CNA SiPass integrated ACC-AP (Siemens) Fixed in V6.4.8
Timeline
- 2026-10-02 Threatist record created from CVE-2024-52285
- 2026-10-03 Alias added: GHSA-g3qm-g56x-8mc2
References
More Siemens vulnerabilities
- TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2024-52285 · CVE Program
- CVE-2024-52285 · NVD
- FIRST EPSS
- GHSA-g3qm-g56x-8mc2 · GitHub Advisory Database · CC BY 4.0
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