Nr17r
CVE-2026-20405
MEDIUM
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
2DescriptionCVE.org
In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01688495; Issue ID: MSV-4818.
AnalysisAI
A missing bounds check in the Modem component affecting Nr17r, Nr16, Nr15, and Nr17 devices enables remote denial of service attacks when a user connects to an attacker-controlled base station, causing system crashes without requiring user interaction or elevated privileges. The vulnerability allows unauthenticated attackers on the same network segment to crash affected devices remotely. …
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Vulnerability AssessmentAI
| Risk Assessment | CVSS 6.5 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | A remote attacker could exploit this vulnerability to remote denial of service, if a UE has connected to a rogue base station controll. |
| Remediation | Monitor vendor advisories for a patch. Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …
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External POC / Exploit Code
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