Huawei Secospace USG9500 Portal Questionnaire memory corruption

Summaryinfo

A vulnerability identified as problematic has been detected in Huawei IPS Module, NGFW Module, NIP6300, NOP6600, NIP6800, Secospace USG6600 and Secospace USG9500. Affected by this issue is some unknown functionality of the component Portal Questionnaire. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2018-7994. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Huawei IPS Module, NGFW Module, NIP6300, NOP6600, NIP6800, Secospace USG6600 and Secospace USG9500. It has been rated as problematic. This issue affects some unknown functionality of the component Portal Questionnaire. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. The summary by CVE is:

Some Huawei products IPS Module V500R001C50; NGFW Module V500R001C50; V500R002C10; NIP6300 V500R001C50; NIP6600 V500R001C50; NIP6800 V500R001C50; Secospace USG6600 V500R001C50; USG9500 V500R001C50 have a memory leak vulnerability. The software does not release allocated memory properly when processing Protal questionnaire. A remote attacker could send a lot questionnaires to the device, successful exploit could cause the device to reboot since running out of memory.

The bug was discovered 07/04/2018. The weakness was presented 07/31/2018 (Website). The advisory is shared at huawei.com. The identification of this vulnerability is CVE-2018-7994 since 03/08/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/28/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 27 days. During that time the estimated underground price was around $5k-$25k.

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Huawei

Name

• IPS Module
• NGFW Module
• NIP6300
• NIP6800
• NOP6600
• Secospace USG6600
• Secospace USG9500

License

• commercial

Website

• Vendor: https://www.huawei.com/

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