Denial of Service Vulnerability in Virtuoso Open Source Package
Summary
DEBIAN-CVE-2023-31621: An issue in the kc_var_col component of openlink virtuoso-opensource v7.2.9 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements. Affects virtuoso-opensource versions < 7.2.12+dfsg-0.2. Fixed in 7.2.12+dfsg-0.2. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
Virtuoso Open Source is a versatile and high-performance database engine that supports various data models, including RDF and SQL. It is widely used for linked data and semantic web applications. The package is known for its ability to handle large datasets and complex queries efficiently. However, it has been identified to have a vulnerability in the kc_var_col component, which can be exploited to cause a Denial of Service (DoS).
Vulnerability Detail
The vulnerability, identified as DEBIAN-CVE-2023-31621, exists in the kc_var_col component of the Virtuoso Open Source package version 7.2.9. Attackers can exploit this vulnerability by sending crafted SQL statements to the database, leading to a Denial of Service condition. This can result in the database becoming unresponsive, affecting applications that rely on it and potentially leading to data inaccessibility.
How To Fix
Minimum fixed version
7.2.12+dfsg-0.2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade virtuoso-opensourceTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can limit access to the database or implement input validation to prevent the execution of crafted SQL statements until the package is updated.
Conclusion
The Denial of Service vulnerability in the Virtuoso Open Source package poses a significant risk to applications relying on this database engine. It is crucial for users to update to the patched version to mitigate the risk and ensure continued service availability.
See every vulnerability recorded for virtuoso-opensource →
FAQ
The vulnerability allows attackers to exploit the kc_var_col component in Virtuoso Open Source to cause a Denial of Service.
Versions prior to 7.2.12+dfsg-0.2 are affected by this vulnerability.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
Exploitation of this vulnerability can lead to the database becoming unresponsive, affecting applications that depend on it.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.
References
Related vulnerabilities
Recent vulnerabilities recorded for virtuoso-opensource.
