RCS Capability Querying Vulnerability in Samsung Exynos Modem 5123 and 5300
CVE-2023-31116

9.8CRITICAL

Key Information:

Vendor
Samsung
Status
Exynos 5123 Firmware
Vendor
CVE Published:
7 June 2023

Summary

A security flaw has been identified in the Shannon RCS component of Samsung’s Exynos Modem 5123 and 5300. This vulnerability arises from incorrect default permissions, which could allow malicious applications to query RCS capabilities without user consent. The issue necessitates careful scrutiny and potential remediation to safeguard against unauthorized access and enhance user privacy.

References

https://semiconductor.samsung.com/support/quality-support...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.