Cross-Site Scripting Vulnerability in viewvc
Summary
DLA-820-1: viewvc - security update. Affects viewvc versions < 1.1.5-1.4+deb7u1. Fixed in 1.1.5-1.4+deb7u1. How to fix ↓
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Background
viewvc is a web interface for CVS and Subversion repositories. It provides users with a convenient way to browse and access version control repositories. The package is widely used in Debian 7 Wheezy. However, a security flaw has been discovered in viewvc that could potentially allow attackers to execute malicious scripts on the user's browser.
Vulnerability Detail
The vulnerability in viewvc is due to improper sanitization of user input. This allows an attacker to inject malicious code, such as JavaScript, into the web interface. When a user visits a page with the injected code, it will be executed in their browser, potentially leading to unauthorized actions or data theft. This type of vulnerability is known as Cross-Site Scripting (XSS). It is important to note that this vulnerability only affects viewvc versions prior to 1.1.5-1.4+deb7u1.
How To Fix
Minimum fixed version
1.1.5-1.4+deb7u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade viewvcTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no known workaround for this vulnerability. It is crucial to apply the security update as soon as possible to protect your system and users from potential attacks.
Conclusion
In conclusion, viewvc versions prior to 1.1.5-1.4+deb7u1 are vulnerable to a Cross-Site Scripting (XSS) attack. It is crucial to upgrade to the latest version to protect your system and users from potential exploitation. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for viewvc →
FAQ
viewvc is a web interface for CVS and Subversion repositories. It allows users to browse and access version control repositories through a web browser.
Cross-Site Scripting (XSS) is a type of security vulnerability that allows attackers to inject malicious scripts into web pages viewed by users. These scripts can be used to steal sensitive information, perform unauthorized actions, or deface websites.
If you are using viewvc versions prior to 1.1.5-1.4+deb7u1, your system is vulnerable to Cross-Site Scripting attacks. Attackers could potentially execute malicious scripts in the context of your users' browsers, leading to unauthorized actions or data theft.
You can check the version of viewvc installed on your Debian 7 Wheezy system by running the command 'dpkg -l viewvc' in a terminal.
You can find more information about Debian LTS security advisories, including how to apply updates and frequently asked questions, on the Debian LTS wiki: https://wiki.debian.org/LTS
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