CVE-2016-3957 - Vulnerability Details - OpenCVE

Description

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.

Published: 2018-02-06

Score: 9.8 Critical

EPSS: 12.7% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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 vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
Ubuntu USN	USN-4030-1	web2py vulnerabilities

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.

The EPSS score is 0.12737.

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/gluon/utils.py#L200
https://usn.ubuntu.com/4030-1/

History

No history.

Subscriptions

Web2py Web2py

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-02-06T18:00:00.000Z

Updated: 2024-08-06T00:10:31.878Z

Reserved: 2016-04-05T00:00:00.000Z

Link: CVE-2016-3957

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-02-06T18:29:00.400

Modified: 2024-11-21T02:51:01.927

Link: CVE-2016-3957

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-502

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