CVE-2016-9865: phpMyAdmin Serialized String Parsing Bypass
Summary
CVE-2016-9865: An issue was discovered in phpMyAdmin. Affects phpmyadmin across 64 version ranges.
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Fixed in 4.4.15.9-r0. How to fix ↓
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Background
phpMyAdmin is a popular open-source administration tool for managing MySQL databases. It provides a web-based interface for performing various database management tasks. This vulnerability affects versions 4.6.x (prior to 4.6.5), 4.4.x (prior to 4.4.15.9), and 4.0.x (prior to 4.0.10.18) of phpMyAdmin. The vulnerability arises from a bug in the serialized string parsing mechanism, which allows an attacker to bypass the protection offered by the PMA_safeUnserialize() function.
Vulnerability Detail
The vulnerability in phpMyAdmin allows an attacker to exploit the bug in serialized string parsing and bypass the protection provided by the PMA_safeUnserialize() function. By crafting a specially crafted serialized string, an attacker can execute arbitrary code or perform unauthorized actions on the affected system. This can lead to various consequences, including data theft, privilege escalation, and remote code execution.
How To Fix
Minimum fixed version
4.4.15.9-r0
This is the first release that contains the fix.
sudo apk add --upgrade phpmyadminTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
The vulnerability in phpMyAdmin's serialized string parsing mechanism can be exploited to bypass the protection offered by the PMA_safeUnserialize() function. To mitigate this vulnerability, it is crucial to update phpMyAdmin to the recommended versions. For further assistance and support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for phpmyadmin →
FAQ
phpMyAdmin is an open-source administration tool for managing MySQL databases. It provides a web-based interface for performing various database management tasks.
Versions 4.6.x (prior to 4.6.5), 4.4.x (prior to 4.4.15.9), and 4.0.x (prior to 4.0.10.18) of phpMyAdmin are affected.
This vulnerability allows an attacker to bypass the protection provided by the PMA_safeUnserialize() function and execute arbitrary code or perform unauthorized actions on the affected system. This can lead to data theft, privilege escalation, and remote code execution.
To fix this vulnerability, update phpMyAdmin to version 4.6.5 if using version 4.6.x, or version 4.4.15.9 if using version 4.4.x. For version 4.0.x, update to version 4.0.10.18.
No specific workaround has been provided for this vulnerability.
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