WordPress up to 4.7.0 class-wp-screen.php cross-site request forgery

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6.4	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in WordPress. This issue affects some unknown processing of the file wp-admin/includes/class-wp-screen.php. The manipulation results in cross-site request forgery. This vulnerability is reported as CVE-2017-5492. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in WordPress (Content Management System). It has been classified as problematic. Affected is an unknown code block of the file wp-admin/includes/class-wp-screen.php. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. CVE summarizes:

Cross-site request forgery (CSRF) vulnerability in the widget-editing accessibility-mode feature in WordPress before 4.7.1 allows remote attackers to hijack the authentication of unspecified victims for requests that perform a widgets-access action, related to wp-admin/includes/class-wp-screen.php and wp-admin/widgets.php.

The bug was discovered 01/11/2017. The weakness was disclosed 01/15/2017 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2017-5492 since 01/14/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

By approaching the search of inurl:wp-admin/includes/class-wp-screen.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 96606 (WordPress < 4.7.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175955 (Debian Security Update for wordpress (DSA 3779-1)).

Upgrading to version 3.7.17, 3.8.17, 3.9.15, 4.0.14, 4.1.14, 4.2.11, 4.3.7, 4.4.6, 4.5.5, 4.6.2 or 4.7.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. 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 (96606) and SecurityFocus (BID 95407†). The entries VDB-95347, VDB-95348, VDB-95349 and VDB-95350 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Content Management System

Name

• WordPress

Version

• 2.8
• 2.8 Beta1
• 2.8 Beta2
• 2.8 rc1
• 2.8.1
• 2.8.1 Beta1
• 2.8.1 Beta2
• 2.8.1 rc1
• 2.8.2
• 2.8.3
• 2.8.4
• 2.8.4:a
• 2.8.5
• 2.8.5 Beta1
• 2.8.5.1
• 2.8.5.2
• 2.8.6
• 2.9
• 2.9 Beta1
• 2.9 Beta2
• 2.9 rc1
• 2.9.1
• 2.9.1 Beta1
• 2.9.1 rc1
• 2.9.1.1
• 2.9.2
• 3.0
• 3.0 Beta1
• 3.0 Beta2
• 3.0 rc1
• 3.0 rc2
• 3.0 rc3
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.1
• 3.1 Beta1
• 3.1 Beta2
• 3.1 rc1
• 3.1 rc2
• 3.1 rc3
• 3.1 rc4
• 3.1.1
• 3.1.1 rc1
• 3.1.2
• 3.1.3
• 3.1.4
• 3.2
• 3.2 Beta1
• 3.2 Beta2
• 3.2 rc1
• 3.2 rc2
• 3.2 rc3
• 3.2.1
• 3.3
• 3.3 Beta1
• 3.3 Beta2
• 3.3 Beta3
• 3.3 Beta4
• 3.3 rc1
• 3.3 rc2
• 3.3 rc3
• 3.3.1
• 3.3.2
• 3.3.2 rc1
• 3.3.3
• 3.4
• 3.4 Beta1
• 3.4 Beta2
• 3.4 Beta3
• 3.4 Beta4
• 3.4 rc1
• 3.4 rc2
• 3.4 rc3
• 3.4 rc4
• 3.4.0
• 3.4.1
• 3.4.2
• 3.5
• 3.5 Beta1
• 3.5 Beta2
• 3.5 Beta3
• 3.5 rc1
• 3.5 rc2
• 3.5 rc3
• 3.5 rc4
• 3.5.0
• 3.5.1
• 3.5.2
• 3.6
• 3.6 Beta1
• 3.6 Beta2
• 3.6 Beta3
• 3.6 Beta4
• 3.6 rc1
• 3.6 rc2
• 3.6.1
• 3.7
• 3.7 Beta1
• 3.7 Beta2
• 3.7 rc1
• 3.7 rc2
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6
• 3.7.7
• 3.7.8
• 3.7.9
• 3.7.10
• 3.7.11
• 3.7.12
• 3.7.13
• 3.7.14
• 3.7.15
• 3.7.16
• 3.8
• 3.8 Beta1
• 3.8 rc1
• 3.8 rc2
• 3.8.1
• 3.8.1 rc1
• 3.8.2
• 3.8.3
• 3.8.4
• 3.8.5
• 3.8.6
• 3.8.7
• 3.8.8
• 3.8.9
• 3.8.10
• 3.8.11
• 3.8.12
• 3.8.13
• 3.8.14
• 3.8.15
• 3.8.16
• 3.9
• 3.9 Beta1
• 3.9 Beta2
• 3.9 Beta3
• 3.9 rc1
• 3.9 rc2
• 3.9.0
• 3.9.1
• 3.9.1 rc1
• 3.9.2
• 3.9.3
• 3.9.4
• 3.9.5
• 3.9.6
• 3.9.7
• 3.9.8
• 3.9.9
• 3.9.10
• 3.9.11
• 3.9.12
• 3.9.13
• 3.9.14
• 4.0
• 4.0 Beta1
• 4.0 Beta2
• 4.0 Beta3
• 4.0 Beta4
• 4.0 rc1
• 4.0 rc2
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9
• 4.0.10
• 4.0.11
• 4.0.12
• 4.0.13
• 4.1
• 4.1 Beta1
• 4.1 Beta2
• 4.1 rc1
• 4.1 rc2
• 4.1 rc3
• 4.1.1
• 4.1.2
• 4.1.3
• 4.1.4
• 4.1.5
• 4.1.6
• 4.1.7
• 4.1.8
• 4.1.9
• 4.1.10
• 4.1.11
• 4.1.12
• 4.1.13
• 4.2
• 4.2 Beta1
• 4.2 Beta2
• 4.2 Beta3
• 4.2 Beta4
• 4.2 rc1
• 4.2 rc2
• 4.2 rc3
• 4.2 rc4
• 4.2.1
• 4.2.2
• 4.2.3
• 4.2.4
• 4.2.4 rc1
• 4.2.5
• 4.2.6
• 4.2.7
• 4.2.8
• 4.2.9
• 4.2.10
• 4.3
• 4.3 Beta1
• 4.3 Beta2
• 4.3 Beta3
• 4.3 Beta4
• 4.3 rc1
• 4.3 rc2
• 4.3 rc3
• 4.3.0
• 4.3.1
• 4.3.2
• 4.3.3
• 4.3.4
• 4.3.5
• 4.3.6
• 4.4
• 4.4 Beta1
• 4.4 Beta2
• 4.4 Beta3
• 4.4 Beta4
• 4.4 rc1
• 4.4.0
• 4.4.1
• 4.4.2
• 4.4.3
• 4.4.4
• 4.4.5
• 4.5
• 4.5 Beta1
• 4.5 Beta2
• 4.5 Beta3
• 4.5 Beta4
• 4.5 rc1
• 4.5 rc2
• 4.5 rc3
• 4.5.1
• 4.5.1 rc1
• 4.5.1 rc2
• 4.5.2
• 4.5.3
• 4.5.4
• 4.6
• 4.6 Beta1
• 4.6 Beta2
• 4.6 Beta3
• 4.6 Beta4
• 4.6 rc1
• 4.6 rc2
• 4.6 rc3
• 4.6 rc4
• 4.6.1
• 4.7.0

License

• open-source

Website

• Product: https://wordpress.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 96606
Nessus Name: WordPress < 4.7.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703779
OpenVAS Name: Debian Security Advisory DSA 3779-1 (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 3.7.17/3.8.17/3.9.15/4.0.14/4.1.14/4.2.11/4.3.7/4.4.6/4.5.5/4.6.2/4.7.1
Patch: github.com

Timelineinfo

01/11/2017 🔍
01/11/2017 +0 days 🔍
01/12/2017 +1 days 🔍
01/14/2017 +2 days 🔍
01/14/2017 +0 days 🔍
01/15/2017 +1 days 🔍
01/15/2017 +0 days 🔍
01/18/2017 +3 days 🔍
11/01/2022 +2113 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: 03e5c0314aeffe6b27f4b98fef842bf0fb00c733
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5492 (🔍)
GCVE (CVE): GCVE-0-2017-5492
GCVE (VulDB): GCVE-100-95352

OVAL: 🔍

SecurityFocus: 95407 - WordPress Prior to 4.7.1 Cross Site Request Forgery Vulnerability
SecurityTracker: 1037591

See also: 🔍

Entryinfo

Created: 01/15/2017 10:40
Updated: 11/01/2022 07:21
Changes: 01/15/2017 10:40 (77), 06/08/2020 09:07 (3), 11/01/2022 07:21 (5)
Complete: 🔍
Cache ID: 216:4A9:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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