Cyber Resilience

CVE-2023-49927

Medium

Published: 05 June 2024

Published
05 June 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0011 28.6th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-49927 is a medium-severity Missing Encryption of Sensitive Data (CWE-311) vulnerability in Samsung Exynos 9820 Firmware. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 28.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, Exynos 990, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300.…

more

The baseband software does not properly check format types specified by the RRC. This can lead to a lack of encryption.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

samsung
exynos 9820 firmware
all versions
samsung
exynos 9825 firmware
all versions
samsung
exynos 980 firmware
all versions
samsung
exynos 990 firmware
all versions
samsung
exynos 850 firmware
all versions
samsung
exynos 1080 firmware
all versions
samsung
exynos 2100 firmware
all versions
samsung
exynos 2200 firmware
all versions
samsung
exynos 1280 firmware
all versions
samsung
exynos 1380 firmware
all versions
+3 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-311

Privacy and security training stresses encryption of sensitive data, reducing missing encryption weaknesses.

addresses: CWE-311

Exchange agreements must document security requirements, which would include encryption to protect sensitive data in transit.

addresses: CWE-311

The map highlights data actions that involve sensitive data, enabling identification of missing encryption requirements.

addresses: CWE-311

Settings can require encryption of sensitive data, preventing missing encryption weaknesses.

addresses: CWE-311

Architectures must describe confidentiality protections, which includes mandating encryption for sensitive data in transit and at rest.

addresses: CWE-311

Privacy and security curricula stress encryption requirements, reducing missing encryption of sensitive data.

addresses: CWE-311

Requires encryption and similar controls for CUI processed or stored externally, preventing missing encryption of sensitive data.

addresses: CWE-311

Monitoring detects missing encryption of sensitive data in storage or transit configurations.

References