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CVE-2023-31759

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full...

7.5 High

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code replay attack.

Attack profile

How easy it is to exploit

Attack vector
Adjacent network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.29%Up 0.2 points since May 24, 2023
90%50%10%1%

What each source reports

NVD Score used 7.5

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code replay attack.

Record
CVE-2023-31759
CVSS 3.1
7.5 HighCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-294
Updated
2026-11-02
CVE List 7.5

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code replay attack.

Record
CVE-2023-31759
CVSS 3.1
7.5 HighCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-294
Updated
2026-11-02
EUVDEUVD-2023-36050 7.5

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code replay attack.

Record
EUVD-2023-36050
CVSS 3.1
7.5 HighCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-4mv5-vjc6-h85r 7.5

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full...

Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code replay attack.

Record
GHSA-4mv5-vjc6-h85r
CVSS 3.1
7.5 HighCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-294
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-31759 is a high vulnerability (CVSS 7.5) in Keruistore Kerui W18 Firmware, published May 23, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 21st percentile. No source names a fixed version.

References

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