CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1	$0-$5k	0.00

A vulnerability classified as problematic was found in WordPress up to 4.1.1 (Content Management System). This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in WordPress before 4.1.2, when MySQL is used without strict mode, allow remote attackers to inject arbitrary web script or HTML via a (1) four-byte UTF-8 character or (2) invalid character that reaches the database layer, as demonstrated by a crafted character in a comment.

The weakness was shared 08/05/2015 by Michael Kapfer (Basti) (Website). The advisory is shared for download at wordpress.org. This vulnerability was named CVE-2015-3438 since 04/28/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 83918 (Debian DLA-236-1 : 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11505 (WordPress Prior to 4.1.2 Multiple Security Vulnerabilities).

Upgrading to version 4.1.2 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20147.

The vulnerability is also documented in the vulnerability database at Tenable (83918). The entries 68304, 68562, 68563 and 68564 are related to this item.

Productinfo

Type

• Content Management System

Name

• WordPress

Version

• 4.1
• 4.1 Beta1
• 4.1 Beta2
• 4.1 rc1
• 4.1 rc2
• 4.1 rc3
• 4.1.1

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

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

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 scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 83918
Nessus Name: Debian DLA-236-1 : wordpress security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703250
OpenVAS Name: Debian Security Advisory DSA 3250-1 (wordpress - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: WordPress 4.1.2
TippingPoint: 🔍

Timelineinfo

01/01/2014 🔍
04/21/2015 +475 days 🔍
04/28/2015 +7 days 🔍
08/04/2015 +98 days 🔍
08/05/2015 +1 days 🔍
08/05/2015 +0 days 🔍
08/09/2015 +4 days 🔍
06/07/2022 +2494 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: wordpress.org
Researcher: Michael Kapfer (Basti)
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3438 (🔍)
OVAL: 🔍

SecurityTracker: 1032207
Vulnerability Center: 51804 - WordPress before 4.1.2 Remote XSS via Invalid Characters that Reach the Database Layer, Medium
SecurityFocus: 74269 - WordPress Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/05/2015 10:08
Updated: 06/07/2022 11:38
Changes: 08/05/2015 10:08 (59), 10/01/2017 20:24 (14), 06/07/2022 11:31 (3), 06/07/2022 11:38 (1)
Complete: 🔍

Discussion

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