CVE-2023-43122

Physical-access information disclosure

Published Dec 13, 2023 · Updated Aug 2, 2024

Information disclosure in nine Samsung Exynos processor bootloaders allows physically proximate attackers to read sensitive data. Samsung has not published the bootloader locus, the input or operation that exposes the data, or the specific data disclosed. The CNA vector requires physical access, high privileges, and user interaction; the reported consequence excludes integrity and availability impact.

CVSS severity4.8
Medium
EPSS probability0.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in nine Samsung Exynos processor bootloaders allows physically proximate attackers to read sensitive data. Samsung has not published the bootloader locus, the input or operation that exposes the data, or the specific data disclosed. The CNA vector requires physical access, high privileges, and user interaction; the reported consequence excludes integrity and availability impact.

The record

CVE
CVE-2023-43122
Published
Dec 13, 2023
Updated
Aug 2, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-787
Attack vector
physical
Privileges
admin

Timeline

How it unfolded

  1. Dec 13, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorphysical
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.6NIST NVDCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.8MITRECVSS:3.1/AC:L/AV:P/A:N/C:H/I:N/PR:H/S:C/UI:R

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-787Out-of-bounds Write

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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