Security Advisory - Multiple Vulnerabilities in Some Huawei Products

There is an out-of-bounds read vulnerability in some Huawei products. An attacker who logs in to the board may send crafted messages from the internal network port or tamper with inter-process message packets to exploit this vulnerability. Due to insufficient validation of the message, successful exploit may cause the affected board abnormal. (Vulnerability ID: HWPSIRT-2019-01067)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5254.

There is a DoS vulnerability in some Huawei products. An attacker may send crafted messages from a FTP client to exploit this vulnerability. Due to insufficient validation of the message, successful exploit may cause the system out-of-bounds read and result in a denial of service condition of the affected service. (Vulnerability ID: HWPSIRT-2019-01071)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5255.

There is a null pointer dereference vulnerability in some Huawei products. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot. (Vulnerability ID: HWPSIRT-2019-01072)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5256.

There is a resource management vulnerability in some Huawei products. An attacker who logs in to the board may send crafted messages from the internal network port or tamper with inter-process message packets to exploit this vulnerability. Due to improper management of system resources, successful exploit may cause resource exhausted. (Vulnerability ID: HWPSIRT-2019-01073)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5257.

There is a buffer overflow vulnerability in some Huawei products. An attacker who logs in to the board may send crafted messages from the internal network port or tamper with inter-process message packets to exploit this vulnerability. Due to insufficient validation of the message, successful exploit may cause the affected board abnormal. (Vulnerability ID: HWPSIRT-2019-01074)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5258.

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191211-01-ssp-en