Web2py up to 2.14.1 Sample Web Application session.connect hard-coded credentials

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Web2py up to 2.14.1. It has been classified as critical. This affects the function session.connect of the component Sample Web Application. This manipulation causes hard-coded credentials. This vulnerability appears as CVE-2016-3953. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Web2py up to 2.14.1 and classified as critical. Affected by this vulnerability is the function session.connect of the component Sample Web Application. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. The CWE definition for the vulnerability is CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 04/05/2016. The weakness was presented 02/06/2018 (Website). The advisory is shared at devco.re. This vulnerability is known as CVE-2016-3953 since 04/05/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 672 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.14.2 eliminates this vulnerability.

See VDB-112874 and VDB-112875 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web2py 2.14.2

Timelineinfo

04/05/2016 🔍
04/05/2016 +0 days 🔍
02/06/2018 +672 days 🔍
02/06/2018 +0 days 🔍
02/07/2018 +1 days 🔍
02/03/2023 +1822 days 🔍

Sourcesinfo

Advisory: USN-4030-1
Status: Not defined

CVE: CVE-2016-3953 (🔍)
GCVE (CVE): GCVE-0-2016-3953
GCVE (VulDB): GCVE-100-112873
See also: 🔍

Entryinfo

Created: 02/07/2018 08:25
Updated: 02/03/2023 16:01
Changes: 02/07/2018 08:25 (60), 01/02/2020 07:52 (1), 02/03/2023 16:01 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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