A vulnerability, which was classified as problematic, has been found in IBM Verify Gateway 1.0.0/1.0.1. Affected by this issue is some unknown functionality of the component Account Lockout. The manipulation with an unknown input leads to a improper authentication vulnerability (Brute Force). Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality. CVE summarizes:

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 179478.

The weakness was presented 07/22/2020 (Website). The advisory is shared for download at ibm.com. This vulnerability is handled as CVE-2020-4400 since 12/30/2019. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for 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 07/23/2020). It is expected to see the exploit prices for this product increasing in the near future.

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

See 158887, 158886, 158885 and 158884 for similar entries.

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• IBM

Name

• Verify Gateway

Version

• 1.0.0
• 1.0.1

License

• commercial

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