Drupal CMS up to 8.3.6 Ajax Endpoint authorization

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Drupal CMS up to 8.3.6. Affected is an unknown function of the component Ajax Endpoint. Executing a manipulation can lead to authorization. This vulnerability is registered as CVE-2017-6923. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Drupal CMS up to 8.3.6 (Content Management System) and classified as critical. This vulnerability affects an unknown functionality of the component Ajax Endpoint. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 08/16/2017. The weakness was published 08/16/2017 by Max as SA-CORE-2017-004 as confirmed security advisory (Website). The advisory is available at drupal.org. This vulnerability was named CVE-2017-6923 since 03/16/2017. The attack can be initiated remotely. The successful exploitation needs a single authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 102615 (FreeBSD : drupal -- Drupal Core - Multiple Vulnerabilities (473b6a9e-8493-11e7-b24b-6cf0497db129)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276864 (Fedora Security Update for drupal8 (FEDORA-2017-902970c18f)).

Upgrading to version 8.3.7 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (102615), SecurityFocus (BID 100368†) and SecurityTracker (ID 1039200†). Similar entries are available at VDB-105611 and VDB-105612. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 0.2
CNA Vector (Drupal.org): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Partially
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102615
Nessus Name: FreeBSD : drupal -- Drupal Core - Multiple Vulnerabilities (473b6a9e-8493-11e7-b24b-6cf0497db129)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801842
OpenVAS Name: Drupal Core Multiple Vulnerabilities (SA-CORE-2017-004) (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: CMS 8.3.7

Timelineinfo

03/16/2017 🔍
08/16/2017 +153 days 🔍
08/16/2017 +0 days 🔍
08/16/2017 +0 days 🔍
08/16/2017 +0 days 🔍
08/17/2017 +1 days 🔍
08/20/2017 +3 days 🔍
08/21/2017 +1 days 🔍
01/22/2019 +519 days 🔍
12/16/2022 +1424 days 🔍

Sourcesinfo

Vendor: drupal.org

Advisory: SA-CORE-2017-004
Researcher: Max
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6923 (🔍)
GCVE (CVE): GCVE-0-2017-6923
GCVE (VulDB): GCVE-100-105610
SecurityFocus: 100368 - Drupal Core DRUPAL-SA-CORE-2017-004 Multiple Access Bypass Vulnerabilities
SecurityTracker: 1039200

See also: 🔍

Entryinfo

Created: 08/20/2017 21:17
Updated: 12/16/2022 08:59
Changes: 08/20/2017 21:17 (80), 11/09/2019 09:37 (6), 01/09/2021 19:13 (2), 01/09/2021 19:16 (1), 12/16/2022 08:59 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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