Critical Server-Side Request Forgery Vulnerability in Apache Batik Package
Summary
UBUNTU-CVE-2020-11987: Apache Batik 1.13 is vulnerable to server-side request forgery, caused by improper input validation by the NodePickerPanel. Affects batik versions < 1.7.ubuntu-8ubuntu2.14.04.3+esm1. Fixed in 1.7.ubuntu-8ubuntu2.14.04.3+esm1. How to fix ↓
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Background
Apache Batik is a powerful toolkit for processing SVG (Scalable Vector Graphics) files in Java. It provides a range of functionalities including rendering, manipulation, and conversion of SVG documents. However, the package has been found to be vulnerable to a server-side request forgery (SSRF) issue, which can lead to unauthorized access to internal resources.
Vulnerability Detail
The vulnerability, identified as CVE-2020-11987, arises from improper input validation in the NodePickerPanel component of Apache Batik. An attacker can exploit this flaw by crafting a malicious argument that forces the server to make arbitrary GET requests. This could potentially expose sensitive information or allow unauthorized actions within the server's environment. The CVSS score for this vulnerability is 8.2, indicating a high severity level.
How To Fix
Minimum fixed version
1.7.ubuntu-8ubuntu2.14.04.3+esm1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade batikTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate patching is not feasible, consider implementing network-level controls to restrict access to sensitive internal resources. This can help mitigate the risk of exploitation until the package is updated.
Conclusion
The Apache Batik package has a critical vulnerability (CVE-2020-11987) that can lead to server-side request forgery. It is crucial to update to the latest patched version to protect against potential exploitation. Users are encouraged to utilize tools like Vulert for ongoing vulnerability monitoring.
See every vulnerability recorded for batik →
FAQ
CVE-2020-11987 is a vulnerability in the Apache Batik package that allows for server-side request forgery, potentially leading to unauthorized access to internal resources.
You can use Vulert, which monitors open-source vulnerabilities in your software. By uploading a manifest file like package-lock.json, you can receive real-time alerts. Visit Vulert Scanner to check your application without signup.
Exploitation of this vulnerability can lead to unauthorized access to sensitive data or internal systems, posing significant security risks.
Yes, the patched versions of the Apache Batik package are available for various Ubuntu distributions. It is recommended to update to the latest version.
If immediate updates are not possible, implement network-level restrictions to limit access to sensitive resources until the package can be patched.
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