A vulnerability classified as problematic was found in Web2py up to 2.14.5. Affected by this vulnerability is an unknown functionality of the component Password Handler. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

web2py before 2.14.6 does not properly check if a host is denied before verifying passwords, allowing a remote attacker to perform brute-force attacks.

The bug was discovered 09/02/2016. The weakness was released 04/10/2017 (GitHub Repository). The advisory is shared at github.com. This vulnerability is known as CVE-2016-10321 since 04/10/2017. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 220 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.14.6 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-244701, VDB-248324, VDB-253145 and VDB-257280.

Productinfo

Name

• Web2py

Version

• 2.14.0
• 2.14.1
• 2.14.2
• 2.14.3
• 2.14.4
• 2.14.5

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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