Reflected Cross-Site Scripting (XSS) in EWWW Image Optimizer WordPress Plugin

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Advisory ID:	HTB23234
Product:	EWWW Image Optimizer WordPress plugin
Vendor:	Shane Bishop
Vulnerable Versions:	2.0.1 and probably prior
Tested Version:	2.0.1
Advisory Publication:	September 17, 2014 [without technical details]
Vendor Notification:	September 17, 2014
Vendor Fix:	September 24, 2014
Public Disclosure:	October 8, 2014
Latest Update:	September 25, 2014
Vulnerability Type:	Cross-Site Scripting [CWE-79]
CVE Reference:	CVE-2014-6243
Risk Level:	Low

CVSSv2 Base Score:	2.6 (AV:N/AC:H/Au:N/C:N/I:P/A:N)
Solution Status:	Fixed by Vendor
Discovered and Provided:	High-Tech Bridge Security Research Lab
Advisory Details:
High-Tech Bridge Security Research Lab discovered vulnerability in EWWW Image Optimizer WordPress plugin, which can be exploited to perform Cross-Site Scripting (XSS) attacks against administrator of a WordPress website with vulnerable plugin. 1) Reflected Cross-Site Scripting (XSS) in EWWW Image Optimizer WordPress plugin: CVE-2014-6243 Input passed via the "page" HTTP GET parameter to "/wp-admin/options-general.php" script is not properly sanitised before being returned to the user. A remote attacker can trick a logged-in administrator to open a specially crafted link and execute arbitrary HTML and script code in browser in context of the vulnerable website. The exploitation example below uses the "alert()" JavaScript function to display administrator's cookies: http://wordpress/wp-admin/options-general.php?page=ewww-image-optimizer/ewww -image-optimizer.php&pngout=failed&error=%3Cscript%3Ealert%28document.cookie %29;%3C/script%3E
How to Detect Cross-Site Scripting Vulnerabilities Website Security Test GDPR & PCI DSS Test Website CMS Security Test CSP & HTTP Headers Check WordPress & Drupal Scanning Try For Free Solution:
Update to EWWW Image Optimizer 2.0.2. More Information: https://wordpress.org/plugins/ewww-image-optimizer/changelog/

References:
[1] High-Tech Bridge Advisory HTB23234 - https://www.immuniweb.com/advisory/HTB23234 - Reflected Cross-Site Scripting (XSS) in EWWW Image Optimizer WordPress Plugin. [2] EWWW Image Optimizer WordPress plugin - http://www.shanebishop.net/ - Reduce file sizes for images within WordPress including NextGEN Gallery and GRAND FlAGallery. Uses jpegtran, optipng/pngout, and gifsicle. [3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures. [4] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types. [5] ImmuniWeb® - Leveraging the power of machine-learning and genius of human brain to deliver the most advanced web application security and penetration testing. [6] ImmuniWeb® SSLScan - Test your servers for security and compliance with PCI DSS, HIPAA and NIST.

Previous Security Advisories with CWE-79:

HTB23233: Two XSS in Contact Form DB WordPress plugin

HTB23232: Cross-Site Scripting (XSS) in Photo Gallery WordPress plugin

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