Improper authentication in Samsung Mobile Devices
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
Improper authentication in Exynos baseband prior to SMR DEC-2022 Release 1 allows remote attacker to disable the network traffic encryption between UE and gNodeB.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Samsung | Samsung Mobile Devices | Exynos baseband to before SMR Dec-2022 Release 1 | SMR Dec-2022 Release 1 | Patch available | CNA |
- Samsung Mobile Devices VendorSamsung Affected Exynos baseband to before SMR Dec-2022 Release 1 Fixed in SMR Dec-2022 Release 1 Patch available CNA
Remediation
- Fix · CNA Samsung Mobile Devices (Samsung Mobile) Fixed in SMR Dec-2022 Release 1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Samsung Mobile Devices SMR Dec-2022 Release 1
15 records Highest priority Priority LOW 15 LOW
Other records, highest priority first
- TI-2022-18901 Integer overflow in Samsung Mobile DevicesPriority LOW 35
- TI-2022-18896 Improper authorization in Samsung Mobile DevicesPriority LOW 34
- TI-2022-18902 Time-of-check time-of-use race condition in Samsung Mobile DevicesPriority LOW 31
Timeline
- 2026-10-02 Threatist record created from CVE-2022-39901
- 2026-10-03 Alias added: GHSA-cgvm-v5x3-2hm9
References
More Samsung Exynos Firmware vulnerabilities
- TI-2022-18875 Improper input validation in Samsung Mobile Devices CVSS 3.1CRITICAL 9.1
- TI-2023-07856 Improper authentication in Samsung Mobile Devices CVSS 3.1CRITICAL 9.1
- TI-2022-18896 Improper authorization in Samsung Mobile Devices CVSS 3.1HIGH 7.5
Sources
- CVE-2022-39901 · CVE Program
- CVE-2022-39901 · NVD
- FIRST EPSS
- GHSA-cgvm-v5x3-2hm9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences