Input validation error in Huawei products - CVE-2019-5268

Vulnerability identifier: #VU22780

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-5268

CWE-ID: CWE-20

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

The vulnerability allows a local user to upload arbitrary files.

The vulnerability exists due to insufficient validation of user-supplied input. An authenticated attacker on adjacent network with access to the device can send a specially crafted packet to obtain files in the device and upload files to some directories.

Huawei HiRouter-CD15-10
Huawei CD18-10
Huawei CD17-10
Huawei HiRouter-CD20-10
Huawei HiRouter-CD21-16
Huawei WS5200-10
Huawei HiRouter-H1-10
Huawei WS5200-11
Huawei WS5100-10
Huawei WS826-10
Huawei WS5280-10
Huawei WS5280-11
Huawei WS6500-11
Huawei CD10-10
Huawei WS5108-10
Huawei WS5106-10
Huawei WS5102-10
Huawei WS6500-10
Huawei TC5200-10
Huawei CD16-10
Huawei HiRouter-CD30-11
Huawei HiRouter-CD30-10

Install updates from vendor's website.

Huawei HiRouter-CD15-10 - update to 10.0.2.5
Huawei CD18-10 - update to 10.0.2.5
Huawei CD17-10 - update to 10.0.2.5
Huawei HiRouter-CD20-10 - update to 10.0.2.6
Huawei HiRouter-CD21-16 - update to 10.0.2.5
Huawei WS5200-10 - update to 10.0.2.5
Huawei HiRouter-H1-10 - update to 10.0.2.5
Huawei WS5200-11 - update to 10.0.2.5
Huawei WS5100-10 - update to 10.0.2.7
Huawei WS826-10 - update to 10.0.2.5
Huawei WS5280-10 - update to 10.0.2.6
Huawei WS5280-11 - update to 10.0.2.6
Huawei WS6500-11 - update to 10.0.2.7
Huawei CD10-10 - update to 10.0.2.7
Huawei WS5108-10 - update to 10.0.2.7
Huawei WS5106-10 - update to 10.0.2.7
Huawei WS5102-10 - update to 10.0.2.7
Huawei WS6500-10 - update to 10.0.2.5
Huawei TC5200-10 - update to 10.0.2.5
Huawei CD16-10 - update to 10.0.2.5
Huawei HiRouter-CD30-11 - update to 10.0.2.9
Huawei HiRouter-CD30-10 - update to 10.0.2.9

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191113-01-homerouter-en

• Multiple vulnerabilities in certain Huawei home routers