Fancybox up to 3.0.1 wp-admin/admin-post.php mfbfw[padding] cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Fancybox up to 3.0.1. The affected element is an unknown function of the file wp-admin/admin-post.php. Performing a manipulation of the argument mfbfw[padding] results in cross site scripting. This vulnerability was named CVE-2015-1494. The attack may be initiated remotely. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Fancybox up to 3.0.1. This affects some unknown functionality of the file wp-admin/admin-post.php. The manipulation of the argument mfbfw[padding] with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

The FancyBox for WordPress plugin before 3.0.3 for WordPress does not properly restrict access, which allows remote attackers to conduct cross-site scripting (XSS) attacks via an mfbfw[*] parameter in an update action to wp-admin/admin-post.php, as demonstrated by the mfbfw[padding] parameter and exploited in the wild in February 2015.

The weakness was presented 02/17/2015 (Website). It is possible to read the advisory at wordpress.org. This vulnerability is uniquely identified as CVE-2015-1494 since 02/05/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

A public exploit has been developed by NULLpOint7r and been published before and not just after the advisory. The exploit is shared for download at exploit-db.com. It is declared as attacked. By approaching the search of inurl:wp-admin/admin-post.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 81385 (FancyBox Plugin for WordPress 'mfbfw' Parameter Persistent XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13097 (WordPress FancyBox Plugin Unspecified Security Vulnerability).

Upgrading to version 3.0.2 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 19402.

The vulnerability is also documented in the databases at Exploit-DB (36087), Zero-Day.cz (212), Tenable (81385), SecurityFocus (BID 72506†) and OSVDB (118543†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: NULLpOint7r
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81385
Nessus Name: FancyBox Plugin for WordPress 'mfbfw' Parameter Persistent XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800224
OpenVAS Name: FancyBox for Wordpress XSS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Fancybox 3.0.2
TippingPoint: 🔍

Timelineinfo

02/04/2015 🔍
02/04/2015 +0 days 🔍
02/05/2015 +1 days 🔍
02/10/2015 +5 days 🔍
02/16/2015 +6 days 🔍
02/16/2015 +0 days 🔍
02/16/2015 +0 days 🔍
02/17/2015 +1 days 🔍
02/17/2015 +0 days 🔍
03/30/2015 +41 days 🔍
11/30/2024 +3533 days 🔍

Sourcesinfo

Advisory: 1082625
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-1494 (🔍)
GCVE (CVE): GCVE-0-2015-1494
GCVE (VulDB): GCVE-100-74223
SecurityFocus: 72506 - WordPress FancyBox for WordPress Plugin Unspecified Security Vulnerability
OSVDB: 118543
Vulnerability Center: 48527 - WordPress FancyBox Plugin Before 3.0.5 Remote XSS Vulnerability, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/30/2015 12:13
Updated: 11/30/2024 12:48
Changes: 03/30/2015 12:13 (62), 06/19/2017 08:42 (15), 04/16/2022 14:52 (3), 04/16/2022 14:54 (1), 07/09/2024 12:05 (22), 11/30/2024 12:48 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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