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CVE-2020-1796

MEDIUM
6.6
CVSS Score
Published: March 20, 2020 at 02:54 PM UTC
Updated: June 17, 2026 at 03:02 AM UTC
4 products affected across 1 vendorMate 20 FirmwareMate 30 Pro FirmwareMate 20

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Severity
MEDIUM6.6
Exploit prediction
EPSS 0.2%

Description

There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an authorization to certain user, successful exploit could allow a low privilege user to do certain operation which the user are supposed not to do.Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mate 20 Firmware· Huawei
95%
v ≤ 10.0.0.188(c00e74r3p8)
huawei-mate-20 (same device)
Mate 30 Pro Firmware· Huawei
95%
v ≤ 10.0.0.203(c00e202r7p2)
huawei-mate-30-pro (same device)
Mate 20· Huawei
60%
v < 10.0.0.188v < 10.0.0.203
Affected range stops below 10.0.0.188, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.0.203, so it looks safe — our inference, not a vendor statement
Mate 30 Pro· Huawei
60%
v < 10.0.0.188v < 10.0.0.203
Affected range stops below 10.0.0.188, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.0.203, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200318-05-smartphone-en

CVSS

6.6MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-863

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