CVE-2021-40008: Security Advisory - Memory Leak Vulnerability in Huawei Products

There is a memory leak vulnerability in huawei products. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust. (Vulnerability ID: HWPSIRT-2021-39541)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-40008.

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

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-memleak-en

Product Name

Affected Version

Resolved Product and Version

CloudEngine 12800

V200R019C00SPC800

V200R019SPH002

CloudEngine 5800

V200R019C00SPC800

V200R019SPH002

CloudEngine 6800

V200R019C00SPC800

V200R019SPH002

CloudEngine 7800

V200R019C00SPC800

V200R019SPH002

Successful exploit could cause memory exhaust.

This vulnerability can be exploited only when the following conditions are present:

An attacker could crafted messages to the device.

Vulnerability details:

The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.

This vulnerability was discovered by Huawei internal tester.

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to [email protected]. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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