Cross-Site Scripting (XSS) Vulnerability in phpMyAdmin - CVE-2018-7260
Summary
CVE-2018-7260: Cross-site scripting (XSS) vulnerability in db_central_columns.php in phpMyAdmin before 4.7.8 allows remote authenticated users to inject arbitrary web script or HTML via a crafted URL. Affects phpmyadmin across 2 version ranges.
< 4:4.9.1+dfsg1-2
< d2886a3
Fixed in 4:4.9.1+dfsg1-2. How to fix ↓
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Background
phpMyAdmin is a widely used open-source tool for managing MySQL databases through a web interface. It provides features such as database creation, modification, and administration, making it essential for developers and database administrators. However, like many web applications, it is susceptible to security vulnerabilities, including cross-site scripting (XSS), which can compromise user data and application integrity.
Vulnerability Detail
The CVE-2018-7260 vulnerability is a cross-site scripting (XSS) flaw found in the db_central_columns.php file of phpMyAdmin versions prior to 4.7.8. This vulnerability allows remote authenticated users to inject arbitrary web scripts or HTML into the application via a crafted URL. The potential ramifications include unauthorized access to sensitive data, session hijacking, and the ability to perform actions on behalf of other users, thereby undermining the security of the application.
How To Fix
Minimum fixed version
4:4.9.1+dfsg1-2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade phpmyadminTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can restrict access to the phpMyAdmin interface by implementing IP whitelisting or using strong authentication methods to limit exposure to potential attackers. Additionally, sanitizing user inputs can help mitigate the risk of XSS attacks until the software is updated.
Conclusion
CVE-2018-7260 represents a significant security risk for users of phpMyAdmin prior to version 4.7.8 due to its potential for XSS attacks. It is crucial for users to upgrade their installations promptly and consider implementing additional security measures to protect their applications.
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FAQ
CVE-2018-7260 is a cross-site scripting (XSS) vulnerability in phpMyAdmin that allows remote authenticated users to inject malicious scripts via crafted URLs.
You can check if your phpMyAdmin installation is affected by using the Vulert playground at Vulert Scanner, which allows you to monitor for open-source vulnerabilities without needing to sign up.
The risks include unauthorized access to user data, session hijacking, and the potential for attackers to perform actions on behalf of other users, compromising the integrity of the application.
If an immediate upgrade is not possible, implement access restrictions and input sanitization as temporary workarounds to reduce the risk of exploitation.
The CVSS score for CVE-2018-7260 is 5.4, indicating a moderate level of severity.
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