Huawei IPS Module Common Open Policy Service out-of-bounds

Summaryinfo

A vulnerability, which was classified as problematic, was found in Huawei IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG6000V. The impacted element is an unknown function of the component Common Open Policy Service. Executing a manipulation can lead to out-of-bounds. This vulnerability appears as CVE-2020-1821. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Huawei IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG6000V. This vulnerability affects some unknown functionality of the component Common Open Policy Service. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

There are multiple out of bounds (OOB) read vulnerabilities in the implementation of the Common Open Policy Service (COPS) protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities may disrupt service on the affected device. (Vulnerability ID: HWPSIRT-2018-12275,HWPSIRT-2018-12276,HWPSIRT-2018-12277,HWPSIRT-2018-12278,HWPSIRT-2018-12279,HWPSIRT-2018-12280 and HWPSIRT-2018-12289) The seven vulnerabilities have been assigned seven Common Vulnerabilities and Exposures (CVE) IDs: CVE-2020-1818, CVE-2020-1819, CVE-2020-1820, CVE-2020-1821, CVE-2020-1822, CVE-2020-1823 and CVE-2020-1824.

The advisory is shared for download at huawei.com. This vulnerability was named CVE-2020-1821 since 11/29/2019. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/14/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Huawei

Name

• IPS Module
• NGFW Module
• NIP6300
• NIP6600
• NIP6800
• Secospace USG6300
• Secospace USG6500
• Secospace USG6600
• USG6000V

License

• commercial

Website

• Vendor: https://www.huawei.com/

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