CVE-2023-6026: PHPMemcachedAdmin Path Traversal vulnerability
Summary
CVE-2023-6026: PHPMemcachedAdmin Path Traversal vulnerability. Affects elijaa/phpmemcacheadmin versions < 1.3.0. No fix is published. How to fix ↓
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Background
PHPMemcachedAdmin is a package available on Packagist that provides a web-based interface for managing and monitoring Memcached servers. It allows users to view statistics, perform various operations, and manage the data stored in Memcached. However, version 1.3.0 of PHPMemcachedAdmin is vulnerable to a path traversal attack, which can be exploited by an attacker to delete files on the server. This vulnerability arises due to the lack of proper input validation.
Vulnerability Detail
The path traversal vulnerability in PHPMemcachedAdmin version 1.3.0 allows an attacker to manipulate user-supplied input and traverse beyond the intended directory structure. By exploiting this vulnerability, an attacker can delete arbitrary files on the server. This can lead to data loss, unauthorized access, and potential disruption of the affected system. The severity of this vulnerability is rated as CRITICAL with a CVSS score of 9.8.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can restrict access to the PHPMemcachedAdmin interface by implementing appropriate access controls, such as IP whitelisting or firewall rules. Additionally, it is advisable to monitor server logs for any suspicious activity and regularly backup critical files to mitigate the impact of a potential attack.
Conclusion
The path traversal vulnerability in PHPMemcachedAdmin version 1.3.0 can be exploited by an attacker to delete files on the server. It is crucial to upgrade to a secure version that includes a patch for this vulnerability. Implementing access controls and monitoring server logs can provide temporary mitigation. For further assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
PHPMemcachedAdmin is a web-based interface for managing and monitoring Memcached servers. It provides various features to view statistics, perform operations, and manage data stored in Memcached.
A path traversal vulnerability allows an attacker to access files or directories outside the intended directory structure. In this case, the vulnerability in PHPMemcachedAdmin enables an attacker to delete files on the server by manipulating user-supplied input.
The path traversal vulnerability in PHPMemcachedAdmin can lead to unauthorized access, data loss, and potential disruption of the affected system. An attacker can delete arbitrary files on the server, compromising the integrity and availability of the system.
To fix this vulnerability, it is recommended to upgrade PHPMemcachedAdmin to a version that includes a patch for the path traversal vulnerability. The latest secure version addresses this issue.
As a temporary workaround, users can restrict access to the PHPMemcachedAdmin interface by implementing appropriate access controls, such as IP whitelisting or firewall rules. Regularly monitoring server logs and maintaining backups of critical files can also help mitigate the impact of a potential attack.
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