WordPress up to 4.3.0 XMLRPC Subsystem class-wp-xmlrpc-server.php mw_editPost access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in WordPress up to 4.3.0. It has been declared as problematic. This affects the function mw_editPost of the file wp-includes/class-wp-xmlrpc-server.php of the component XMLRPC Subsystem. Executing a manipulation can lead to access control. This vulnerability is tracked as CVE-2015-5715. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in WordPress up to 4.3.0 (Content Management System). This vulnerability affects the function mw_editPost of the file wp-includes/class-wp-xmlrpc-server.php of the component XMLRPC Subsystem. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The mw_editPost function in wp-includes/class-wp-xmlrpc-server.php in the XMLRPC subsystem in WordPress before 4.3.1 allows remote authenticated users to bypass intended access restrictions, and arrange for a private post to be published and sticky, via unspecified vectors.

The weakness was disclosed 05/22/2016 by Netanel Rubin with Check Point (Website). The advisory is available at wordpress.org. This vulnerability was named CVE-2015-5715 since 08/02/2015. The exploitation appears to be easy. The attack can be initiated remotely. Required for exploitation is a single authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

By approaching the search of inurl:wp-includes/class-wp-xmlrpc-server.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 86213 (Debian DLA-321-1 : wordpress security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175530 (Debian Security Update for wordpress (DSA 3375-1)).

Upgrading to version 4.3.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (86213) and SecurityFocus (BID 76748†). The entries VDB-87561 and VDB-87563 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 6.1
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86213
Nessus Name: Debian DLA-321-1 : wordpress security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703375
OpenVAS Name: Debian Security Advisory DSA 3375-1 (wordpress - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WordPress 4.3.1
Patch: github.com

Timelineinfo

08/02/2015 🔍
09/15/2015 +44 days 🔍
09/30/2015 +15 days 🔍
10/01/2015 +1 days 🔍
05/21/2016 +233 days 🔍
05/22/2016 +1 days 🔍
05/23/2016 +1 days 🔍
08/21/2022 +2281 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: 9c57f3a4291f2311ae05f22c10eedeb0f69337ab
Researcher: Netanel Rubin
Organization: Check Point
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5715 (🔍)
GCVE (CVE): GCVE-0-2015-5715
GCVE (VulDB): GCVE-100-87562

OVAL: 🔍

SecurityFocus: 76748 - WordPress CVE-2015-5715 Security Bypass Vulnerability
SecurityTracker: 1033979

See also: 🔍

Entryinfo

Created: 05/23/2016 10:30
Updated: 08/21/2022 13:35
Changes: 05/23/2016 10:30 (68), 12/09/2018 11:22 (15), 08/21/2022 13:35 (5)
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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