Twenty Fifteen Theme <= 1.1 & WordPress Core < 4.2.2 - Cross-Site Scripting via example.html

2015-04-08 00:00

Robert Abela

Strategic Overview

Status

Patched in 3.7.8

Affected CoreWordPress 4.2

Affected Version3.7 – 4.2.1 · 7 branches

CVSS6.4Medium

CVECVE-2015-3429

View all WordPress 4.2 vulnerabilities

Vulnerability Overview

Cross-site scripting (XSS) vulnerability in example.html in Genericons before 3.3.1, as used in WordPress before 4.2.2, allows remote attackers to inject arbitrary web script or HTML via a fragment identifier.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.8, 3.8.8, 3.9.6, 4.0.5, 4.1.5, 4.2.2 --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) 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.

External References

https://www.cve.org/CVERecord?id=CVE-2015-3429 https://www.wordfence.com/threat-intel/vulnerabilities/id/57666105-81e4-4ef4-8889-9ce9995d2629

CVSS Vector

6.4

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

This record contains material that is subject to copyright

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/