VDB
CVE-2016-3957
CVE-2016-3957
PUBLISHED
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.
EPSS 4.94% · 91.5th percentile
Risk Scores
EPSS Score
4.94%
91.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | web2py | 0, 2.12.3-1, 1.99.7-1 |
Timeline
- Feb 6, 2018 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- Jul 12, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Dec 18, 2022 EPSS Score
- Feb 9, 2023 EPSS Score
- Apr 3, 2023 EPSS Score
- May 26, 2023 EPSS Score
- Sep 8, 2023 EPSS Score
- Oct 31, 2023 EPSS Score
- Dec 22, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-3957 third-party-advisory
- https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/ third-party-advisory
- https://github.com/web2py/web2py/blob/R-2.14.1/gluon/utils.py#L200 third-party-advisory
- https://ubuntu.com/security/notices/USN-4030-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-3957 third-party-advisory