CVE-2020-17354
8.6 · HIGHOverview
CVE-2020-17354 is a high-severity vulnerability affecting lilypond lilypond. It was published on April 15, 2023 and has a CVSS 3.1 base score of 8.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.6, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
LilyPond before 2.24 allows attackers to bypass the -dsafe protection mechanism via output-def-lookup or output-def-scope, as demonstrated by dangerous Scheme code in a .ly file that causes arbitrary code execution during conversion to a different file format. NOTE: in 2.24 and later versions, safe mode is removed, and the product no longer tries to block code execution when external files are used.
Remediation
Check the references section for vendor advisories and patches from lilypond. Update lilypond to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| lilypond | lilypond | >= 0, < 2.24.0 | Affected |
References
Frequently Asked Questions
What is CVE-2020-17354?
CVE-2020-17354 is a high-severity vulnerability affecting lilypond lilypond. It was published on April 15, 2023 and has a CVSS 3.1 base score of 8.6 (HIGH).
How severe is CVE-2020-17354?
This vulnerability has a CVSS 3.1 base score of 8.6, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-17354?
Check the references section for vendor advisories and patches from lilypond. Update lilypond to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-17354?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-17354 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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