HTTP Response Splitting Vulnerability in apt-cacher
Summary
DLA-873-1: apt-cacher - security update. Affects apt-cacher versions < 1.7.6+deb7u1. Fixed in 1.7.6+deb7u1. How to fix ↓
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Background
apt-cacher is a proxy server for Debian/Ubuntu software repositories. It allows users to cache and serve packages, reducing bandwidth usage and speeding up package installations. The vulnerability in apt-cacher allows for HTTP response splitting, which can lead to various attacks such as cross-site scripting (XSS) and session hijacking.
Vulnerability Detail
The HTTP response splitting vulnerability in apt-cacher arises from improper handling of user-supplied input. An attacker can manipulate the input to inject malicious characters into the response headers, leading to the ability to control the content of the response or perform other attacks. This can result in the execution of arbitrary code, unauthorized access to sensitive information, or the manipulation of user sessions.
How To Fix
Minimum fixed version
1.7.6+deb7u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade apt-cacherTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
The HTTP response splitting vulnerability in apt-cacher can have severe consequences, including the execution of arbitrary code and unauthorized access to sensitive information. It is crucial to upgrade to the fixed version of apt-cacher (1.7.6+deb7u1 for Debian 7 Wheezy) and restart the service to mitigate the risk. For further assistance with vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for apt-cacher →
FAQ
apt-cacher is a proxy server for Debian/Ubuntu software repositories that allows for caching and serving of packages.
HTTP response splitting is a vulnerability that allows an attacker to inject arbitrary headers into the response, potentially leading to various attacks such as XSS and session hijacking.
The consequences of this vulnerability include the execution of arbitrary code, unauthorized access to sensitive information, and the manipulation of user sessions.
To fix the vulnerability, upgrade to the latest version of apt-cacher (1.7.6+deb7u1 for Debian 7 Wheezy) and restart the apt-cacher service.
You can obtain the updated package from the Debian package repository.
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