A vulnerability was found in Huawei NGFW Module and IPS Module (affected version unknown) and classified as critical. This issue affects an unknown functionality of the component IKEv2. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

IKEv2 in Huawei IPS Module V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE, NGFW Module V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPC500PWE, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE, NIP6300 V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE, NIP6600 V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, Secospace USG6300 V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPC500PWE, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC101, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE, Secospace USG6500 V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPC500PWE, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC101, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE, Secospace USG6600 V500R001C00, V500R001C00SPC100, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC301, V500R001C00SPC500, V500R001C00SPC500PWE, V500R001C00SPH303, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC101, V500R001C20SPC200, V500R001C20SPC200PWE, V500R001C20SPC300, V500R001C20SPC300B078, V500R001C20SPC300PWE, USG9500 V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC303, V500R001C00SPC500, V500R001C00SPC500PWE, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC101, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE has an out-of-bounds memory access vulnerability due to incompliance with the 4-byte alignment requirement imposed by the MIPS CPU. An attacker could exploit it to cause unauthorized memory access, which may further lead to system exceptions.

The bug was discovered 12/06/2017. The weakness was disclosed 02/15/2018 (Website). It is possible to read the advisory at huawei.com. The identification of this vulnerability is CVE-2017-17155 since 12/04/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/08/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 71 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.

The entries VDB-113384, VDB-113385, VDB-113386 and VDB-113388 are pretty similar. 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

License

• commercial

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