The secure_load function in gluon/utils.py in web2py before 2.14.2 uses pickle.loads to deserialize session information stored in cookies, which might allow remote attackers to execute arbitrary code by leveraging knowledge of encryption_key.
References
Link | Resource |
---|---|
https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/ | Exploit Technical Description Third Party Advisory |
https://github.com/web2py/web2py/blob/R-2.14.1/gluon/utils.py#L200 | Third Party Advisory |
https://usn.ubuntu.com/4030-1/ | |
https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/ | Exploit Technical Description Third Party Advisory |
https://github.com/web2py/web2py/blob/R-2.14.1/gluon/utils.py#L200 | Third Party Advisory |
https://usn.ubuntu.com/4030-1/ |
Configurations
History
21 Nov 2024, 02:51
Type | Values Removed | Values Added |
---|---|---|
References | () https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/ - Exploit, Technical Description, Third Party Advisory | |
References | () https://github.com/web2py/web2py/blob/R-2.14.1/gluon/utils.py#L200 - Third Party Advisory | |
References | () https://usn.ubuntu.com/4030-1/ - |
Information
Published : 2018-02-06 18:29
Updated : 2024-11-21 02:51
NVD link : CVE-2016-3957
Mitre link : CVE-2016-3957
CVE.ORG link : CVE-2016-3957
JSON object : View
Products Affected
web2py
- web2py
CWE
CWE-502
Deserialization of Untrusted Data