CVE-2023-51434

Local code execution via undisclosed buffer overflow

Published Dec 29, 2023 · Updated Aug 2, 2024

Buffer overflow in HONOR Magic UI 6.0 allows local users to execute code on affected devices through an unspecified input path. HONOR has not published the affected component, input, or unchecked copy operation that overruns the destination buffer. No existing privileges or user interaction are required under HONOR's assessment; the resulting code executes across a security boundary.

CVSS severity9.3
Critical
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer overflow in HONOR Magic UI 6.0 allows local users to execute code on affected devices through an unspecified input path. HONOR has not published the affected component, input, or unchecked copy operation that overruns the destination buffer. No existing privileges or user interaction are required under HONOR's assessment; the resulting code executes across a security boundary.

The record

CVE
CVE-2023-51434
Published
Dec 29, 2023
Updated
Aug 2, 2024
Vendor
HONOR
Product
Magic UI
Classifications
CWE-120
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 29, 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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.0 <6.1.0.212

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

HONOR · Magic UIversion=6.0 <6.1.0.212

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.3Honor Device Co., Ltd.CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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