How severe is CVE-2020-9244?

CVE-2020-9244 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-9244 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9244?

CVE-2020-9244 primarily affects Huawei Mate 20 Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9244?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-9244 published?

CVE-2020-9244 was published on 2020-08-11 and last updated on 2026-06-17.

CVE-2020-9244

CVE-2020-9244 is a medium-severity vulnerability in Huawei Mate 20 Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Huawei Mate 20 Firmware
Published: 2020-08-11
Last modified: 2026-06-17

Description

HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4);HUAWEI Mate 20 X versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI Mate 20 RS versions Versions earlier than 10.1.0.160(C786E160R3P8);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);Honor20 versions Versions earlier than 10.0.0.175(C00E58R4P11);Honor20 PRO versions Versions earlier than 10.0.0.194(C00E62R8P12);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);HonorV20 versions Versions earlier than 10.0.0.188(C00E62R2P11) have an improper authentication vulnerability. The system does not properly sign certain encrypted file, the attacker should gain the key used to encrypt the file, successful exploit could cause certain file be forged

Frequently asked questions

What is CVE-2020-9244?: HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4);HUAWEI Mate 20 X versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI Mate 20 RS versions Versions earlier than 10.1.0.160(C786E160R3P8);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);Honor20 versions Versions earlier than 10.0.0.175(C00E58R4P11);Honor20 PRO versions Versions earlier than 10.0.0.194(C00E62R8P12);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);HonorV20 versions Versions earlier than 10.0.0.188(C00E62R2P11) have an improper authentication vulnerability. The system does not properly sign certain encrypted file, the attacker should gain the key used to encrypt the file, successful exploit could cause certain file be forged
How severe is CVE-2020-9244?: CVE-2020-9244 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-9244 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9244?: CVE-2020-9244 primarily affects Huawei Mate 20 Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9244?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9244 published?: CVE-2020-9244 was published on 2020-08-11 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200805-02-smartphone-en

Affected products (10)

cpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:mate_20_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:mate_20_x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:p30_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:p30_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:mate_20_rs_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_magic_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_20_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_20_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_v20_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Huawei Mate 20 Firmware

CVE-2020-0022 — High (CVSS 8.8): In reassemble_and_dispatch of packet_fragmenter.cc, there is possible out of bounds write due to an incorrect bounds…
CVE-2019-9506 — High (CVSS 8.1): The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and…
CVE-2020-9113 — High (CVSS 8.0): HUAWEI Mate 20 versions earlier than 10.0.0.188(C00E74R3P8) have a buffer overflow vulnerability in the Bluetooth…
CVE-2020-9247 — High (CVSS 7.8): There is a buffer overflow vulnerability in several Huawei products. The system does not sufficiently validate certain…
CVE-2019-5225 — High (CVSS 7.8): P30, Mate 20, P30 Pro smartphones with software of versions earlier than ELLE-AL00B 9.1.0.193(C00E190R1P21), versions…
CVE-2020-1796 — Medium (CVSS 6.6): There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an…

All CVEs affecting Huawei Mate 20 Firmware →