Memory overwriting vulnerability in the security module.

published 2023-09-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45823

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

Memory overwriting vulnerability in the security module. Successful exploitation of this vulnerability may affect availability.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-09-24)

Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Huawei HarmonyOS
Huawei EMUI

Classification

Weakness

CWE-787 Out-of-bounds Write

References

consumer.huawei.com /en/support/bulletin/2023/9/
vendor-advisory
device.harmonyos.com /en/docs/security/update/security-bulletins-202309-0000001638925158
vendor-advisory

Sources

CVE List CVE-2023-41307
NVD CVE-2023-41307

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Summary