CVE-2020-1808 : Security Advisory and Response

Honor 20;HONOR 20 PRO;Honor Magic2;HUAWEI Mate 20 X;HUAWEI P30;HUAWEI P30 Pro;Honor View 20 smartphones with versions earlier than 10.0.0.187(C00E60R4P11) have an out-of-bounds read vulnerability that could lead to information disclosure or service disruption.

Understanding CVE-2020-1808

This CVE involves a specific vulnerability affecting multiple Huawei smartphone models, potentially exposing sensitive data.

What is CVE-2020-1808?

The CVE-2020-1808 vulnerability describes a scenario where the software in certain Huawei smartphone models reads data beyond the intended buffer's end, potentially leading to data exposure or service issues.

The Impact of CVE-2020-1808

The vulnerability poses a risk of information disclosure or service disruption when exploited by tricking users into installing malicious applications.

Technical Details of CVE-2020-1808

The following details provide a deeper insight into the technical aspects of this CVE.

Vulnerability Description

The vulnerable Huawei smartphones could experience out-of-bounds read access, causing the software to exceed its allocated memory and access unintended data.

Affected Systems and Versions

Affected Products: Honor 20, HONOR 20 PRO, Honor Magic2, HUAWEI Mate 20 X, HUAWEI P30, HUAWEI P30 Pro, Honor View 20
Vulnerable Versions:
Versions earlier than 10.0.0.187(C00E60R4P11)
Versions earlier than 10.0.0.176(C00E60R2P11)
9.1.0.135(C00E133R2P1)
Versions earlier than 10.1.0.123(C431E22R3P5), Versions earlier than 10.1.0.126(C636E5R3P4), Versions earlier than 10.1.0.160(C00E160R2P11)
Versions earlier than 10.1.0.126(C185E8R5P1), Versions earlier than 10.1.0.126(C636E9R2P4), Versions earlier than 10.1.0.160(C00E160R2P8)
Versions earlier than 10.0.0.179(C636E3R4P3), Versions earlier than 10.0.0.180(C185E3R3P3), Versions earlier than 10.0.0.180(C432E10R3P4), Versions earlier than 10.0.0.181(C675E5R1P2)

Exploitation Mechanism

The attacker leverages a crafted application to exploit the vulnerability on vulnerable Huawei smartphones, potentially resulting in the compromise of sensitive information or service integrity.

Mitigation and Prevention

Taking immediate action and adopting long-term security practices are crucial to mitigate the risks associated with CVE-2020-1808.

Immediate Steps to Take

Update the affected Huawei smartphones to the latest non-vulnerable versions.
Avoid downloading applications from untrusted sources.
Monitor for any suspicious activities on the devices.

Long-Term Security Practices

Regularly update software and firmware on smartphones.
Educate users about potential security threats and safe app usage practices.
Implement security measures to detect and prevent unauthorized access.

Patching and Updates

Ensure that Huawei releases patches addressing the out-of-bounds read vulnerability and promptly apply them to the affected devices.