CVE-2019-5269 : Exploit Details and Defense Strategies

Certain Huawei home routers have an improper authorization vulnerability that could allow attackers to execute malicious files and gain elevated privileges.

Understanding CVE-2019-5269

What is CVE-2019-5269?

CVE-2019-5269 is a vulnerability found in Huawei home routers that stems from improper authorization, enabling potential exploitation by attackers.

The Impact of CVE-2019-5269

The vulnerability could lead to attackers executing malicious files and obtaining elevated privileges on affected Huawei home routers.

Technical Details of CVE-2019-5269

Vulnerability Description

The vulnerability in Huawei home routers is related to improper authorization, allowing attackers to carry out actions like executing uploaded malicious files and gaining elevated privileges.

Affected Systems and Versions

Affected Products: CD10-10, CD16-10, CD17-10, CD18-10, HiRouter-CD15-10, HiRouter-CD20-10, HiRouter-CD21-16, HiRouter-CD30-10, HiRouter-CD30-11, HiRouter-H1-10, TC5200-10, WS5100-10, WS5102-10, WS5106-10, WS5108-10, WS5200-10, WS5200-11, WS5280-10, WS5280-11, WS6500-10, WS6500-11, WS826-10
Affected Versions: 10.0.2.2, 10.0.2.3, 9.0.3.3, 9.0.2.23, 9.0.2.3, 9.0.3.9, 10.0.2.8, 9.0.3.11, 9.0.3.22

Exploitation Mechanism

The vulnerability allows attackers to exploit improper authorization in Huawei home routers, potentially executing malicious files and gaining elevated privileges.

Mitigation and Prevention

Immediate Steps to Take

Update affected Huawei home routers to the latest firmware version provided by the vendor.
Monitor network traffic for any suspicious activities.
Implement strong password policies for router access.

Long-Term Security Practices

Regularly check for security advisories and updates from Huawei.
Conduct security audits and penetration testing on the network infrastructure.

Patching and Updates

Apply patches and updates released by Huawei promptly to address the vulnerability in the affected home routers.