CVE-2016-3953

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Published Feb 6, 2018 CVSS 3.0 · 9.8 Critical EPSS 3.3% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-4863	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.
Github GHSA	GHSA-q2rq-qgcf-m22w	web2py remote code execution via hardcoded encryption key in session.connect function
Ubuntu USN	USN-4030-1	web2py vulnerabilities

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 3.3% (3.340% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/
https://github.com/web2py/web2py/blob/R-2.14.1/applications/examples/models/session.py
https://usn.ubuntu.com/4030-1/

History

No history.

Subscriptions

Web2py Web2py

Weaknesses

CWE-798

Sources

CVE record Updated: Aug 6, 2024, 12:10 AM

Status: PUBLISHED
Assigner: mitre
Published: Feb 6, 2018, 6:00 PM
Updated: Aug 6, 2024, 12:10 AM
Reserved: Apr 5, 2016, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 12:46 AM

Status: Modified
Published: Feb 6, 2018, 6:29 PM
Modified: Jun 17, 2026, 12:46 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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