CVE-2020-9129

Severity: medium (CVSS 6.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-11-13 · updated 2026-06-17
Weakness: CWE-787

Description

HUAWEI Mate 30 versions earlier than 10.1.0.159(C00E159R7P2) have a vulnerability of improper buffer operation. Due to improper restrictions, local attackers with high privileges can exploit the vulnerability to cause system heap overflow.

Affected products

HUAWEI Mate 30: before 10.1.0.159\(c00e159r7p2\) — fixed in 10.1.0.159\(c00e159r7p2\)

How to fix

Upgrade to a fixed version: HUAWEI Mate 30 10.1.0.159\(c00e159r7p2\). Check the vendor advisory for mitigations.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201111-01-smartphone-en
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201111-01-smartphone-en

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