Vulnerability in movabletype-opensource - Format String Injection
Summary
DSA-3227-1: movabletype-opensource - security update. Affects movabletype-opensource versions < 5.1.4+dfsg-4+deb7u3. Fixed in 5.1.4+dfsg-4+deb7u3. How to fix ↓
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Background
Movable Type is a popular blogging system that allows users to create and manage their own blogs. It provides a range of features for content creation, management, and customization. The movabletype-opensource package is an open-source version of Movable Type that is available for use on Debian 7 (wheezy) systems. This package enables users to set up their own blogging platform using the Movable Type software. However, a vulnerability has been discovered in the localisation of templates in Movable Type, which affects the movabletype-opensource package.
Vulnerability Detail
The vulnerability in movabletype-opensource is a format string injection flaw. This type of vulnerability occurs when untrusted input is used as a format string parameter in a function call. In this case, an unauthenticated remote attacker can exploit the flaw to execute arbitrary code as the web server user. By injecting malicious format string characters into the localisation templates, the attacker can manipulate the program's execution and potentially gain unauthorized access to the system. This vulnerability poses a significant risk to the security and integrity of the affected Movable Type installations.
How To Fix
Minimum fixed version
5.1.4+dfsg-4+deb7u3
This is the first release that contains the fix.
sudo apt-get install --only-upgrade movabletype-opensourceTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
The format string injection vulnerability in movabletype-opensource poses a significant risk to the security of Movable Type installations. It is crucial for users to upgrade to the patched version of the package to mitigate this vulnerability. For further assistance or support in addressing this vulnerability, please contact DevNack.com.
See every vulnerability recorded for movabletype-opensource →
FAQ
Movable Type is a blogging system, and movabletype-opensource is the open-source version of Movable Type that can be used to set up a blogging platform on Debian 7 (wheezy) systems.
Format string injection is a vulnerability that occurs when untrusted input is used as a format string parameter in a function call. It can be exploited to manipulate program execution and potentially execute arbitrary code.
An unauthenticated remote attacker can exploit this vulnerability by injecting malicious format string characters into the localisation templates of Movable Type, allowing them to execute arbitrary code as the web server user.
The format string injection vulnerability in movabletype-opensource can lead to unauthorized access to the affected system, compromising the security and integrity of the Movable Type installation. An attacker could potentially gain control over the web server and execute arbitrary code.
Yes, a fix is available for this vulnerability. Users are advised to upgrade the movabletype-opensource package to version 5.1.4+dfsg-4+deb7u3 or later to address the format string injection flaw.
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