CVE-2020-9129

Name: CVE-2020-9129
Creator: NVD / NIST
Published: 2020-11-13T15:15:13.283+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2020-9129 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. 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.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.7/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.20%

10.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Huawei	Mate 30 Firmware	< 10.1.0.159\(c00e159r7p2\)

References

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

Timeline

Published: Nov 13, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9129?

How severe is CVE-2020-9129?

CVE-2020-9129 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9129?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9129?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST