Cyber Resilience

CVE-2025-54323

Info Disclosure in Samsung Exynos 1080 Firmware

Published
04 November 2025
Modified
07 November 2025
Patch / advisory
CVSS Score v3.1 7.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0030 22th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2025-54323 is a high-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Samsung Exynos 1080 Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 22th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to PE-19 (Information Leakage) and CM-7 (Least Functionality) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability Data

An issue was discovered in the camera in Samsung Mobile Processor Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, and 1580. Improper debug printing leads to information leakage.

CWE(s)

Related Threats

CVEs Like This One

CVE-2025-23102Same product: Samsung Exynos 1080
CVE-2024-56426Same product: Samsung Exynos 1080
CVE-2024-27362Same product: Samsung Exynos 1280
CVE-2024-27361Same product: Samsung Exynos 1080
CVE-2025-27374Same product: Samsung Exynos 1080
CVE-2024-28818Same product: Samsung Exynos 1080
CVE-2025-27807Same product: Samsung Exynos 1080
CVE-2025-32100Same product: Samsung Exynos 1080
CVE-2025-47202Same product: Samsung Exynos 1080
CVE-2023-43122Same product: Samsung Exynos 1080

Affected Assets

samsung
exynos 1080 firmware
all versions
samsung
exynos 1280 firmware
all versions
samsung
exynos 1330 firmware
all versions
samsung
exynos 1380 firmware
all versions
samsung
exynos 1480 firmware
all versions
samsung
exynos 1580 firmware
all versions
samsung
exynos 2100 firmware
all versions
samsung
exynos 2200 firmware
all versions
samsung
exynos 2400 firmware
all versions
samsung
exynos 850 firmware
all versions
+2 more product configuration(s) — see NVD for full list

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)
Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)
  • 7 hardening rules · 6 OS baselines
Validate
Prove the fix (OWASP ASVS)
  • V10.4.9
  • V11.7.1
  • V14.1.2
  • V14.2.4

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly requires controls to prevent information leakage from system components, addressing the improper debug printing root cause.

prevent

Requires error/debug messages to reveal information only to authorized personnel, limiting exposure from debug prints.

prevent

Enforces least functionality by disabling non-essential debug printing capabilities in production firmware.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.AA-05 mostly match
prevents

PR.AA-05 directly enforces least-privilege authorization that blocks most unauthorized disclosures, yet CWE-200 also arises from logging, error messages, and side-channel paths that access controls alone do not address.

PR.DS-10 mostly match
prevents

PR.DS-10 mostly prevents CWE-200 by directly eliminating unauthorized access to sensitive data-in-use, yet only partially addresses the weakness because CWE-200 spans many other exposure vectors outside runtime protection.

PR.IR-01 mostly match
prevents

PR.IR-01's segmentation/zero-trust controls largely eliminate network-level unauthorized access paths that enable exposure, yet CWE-200 spans many additional vectors (API responses, logs, app logic) that network controls alone cannot close.

PR.PS-06 mostly match
prevents

Secure SDLC practices catch most exposure flaws via design, testing and release controls, yet CWE-200 spans runtime/config issues a single development outcome cannot fully close.

PR.AA-01 partial match
prevents

PR.AA-01 supplies proper credential lifecycle controls that reduce unauthorized access paths, yet leaves many other exposure vectors (error messages, logging, side channels, etc.) unaddressed.

PR.AA-03 partial match
prevents

Authentication verifies actor identity and is a prerequisite for access decisions, yet addresses only one facet of the broad set of exposure vectors in CWE-200.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

prevents

Restricting anonymous or unknown access and encrypting high-value information limits the exposure of sensitive data that would otherwise be obtainable by unauthorized actors.

prevents

Suppressing system details, error specifics, and previous log-on information until successful authentication reduces the information an unauthenticated attacker can gather.

prevents

By requiring owners to assign sensitivity labels and corresponding handling rules, the control ensures that information is not left unmarked and therefore reduces the chance that sensitive data will be exposed to unauthorized actors.

prevents

Requiring encryption, access controls, and recipient authentication for transfers directly reduces the chance that sensitive data reaches an unauthorized observer.

prevents

Secure delivery, protected storage, and confidentiality of allocation records limit exposure of authentication material to unauthorized observers.

prevents

Requiring defined procedures, assigned roles, and technical/organizational measures for handling PII reduces the chance that sensitive personal data will be exposed to unauthorized actors through inadequate handling or missing safeguards.

References