CVE-2016-3953

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
The sample web application in web2py before 2.14.2 might allow remote attackers to execute arbitrary code via vectors involving use of a hardcoded encryption key when calling the session.connect function.
Overview
  • CVE ID
  • CVE-2016-3953
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-02-06T18:29:00
  • Last Modified Date
  • 2019-06-21T22:15:10
Weakness Enumerations
CWE URL
CWE-798 http://cwe.mitre.org/data/definitions/798.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:* 1 OR 2.14.2
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/web2py/web2py/blob/R-2.14.1/applications/examples/models/session.py Third Party Advisory
https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/ Exploit Technical Description Third Party Advisory
https://usn.ubuntu.com/4030-1/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-3953
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3953
History
Created Old Value New Value Data Type Notes
2022-05-10 07:49:40 Added to TrackCVE
2022-12-03 01:48:21 2018-02-06T18:29Z 2018-02-06T18:29:00 CVE Published Date updated
2022-12-03 01:48:21 2019-06-21T22:15:10 CVE Modified Date updated
2022-12-03 01:48:21 Modified Vulnerability Status updated