VDB-90407 · CVE-2016-4833 · BID 92077

Nofollow Links Plugin up to 1.0.10 on WordPress cross site scripting

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.
5.8	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Nofollow Links Plugin up to 1.0.10 on WordPress. This impacts an unknown function. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2016-4833. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Nofollow Links Plugin up to 1.0.10 on WordPress (WordPress Plugin). This issue affects some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, and integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in the Nofollow Links plugin before 1.0.11 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

The weakness was disclosed 08/03/2016 (Website). It is possible to read the advisory at jvn.jp. The identification of this vulnerability is CVE-2016-4833 since 05/17/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 1.0.11 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 92077†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

WordPress Plugin

Name

Nofollow Links Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.9

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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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-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: Nofollow Links Plugin 1.0.11

Timelineinfo

05/17/2016 🔍
07/20/2016 +64 days 🔍
08/02/2016 +13 days 🔍
08/03/2016 +1 days 🔍
08/03/2016 +0 days 🔍
03/16/2019 +955 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-4833 (🔍)
GCVE (CVE): GCVE-0-2016-4833
GCVE (VulDB): GCVE-100-90407
SecurityFocus: 92077 - WordPress Nofollow Links Plugin 'nofollow-links.php' Cross Site Scripting Vulnerability

Entryinfo

Created: 08/03/2016 10:04
Updated: 03/16/2019 11:50
Changes: 08/03/2016 10:04 (50), 03/16/2019 11:50 (12)
Complete: 🔍
Cache ID: 216::103