CVE-2020-35963
7.8 · HIGHOverview
CVE-2020-35963 is a high-severity vulnerability affecting treasuredata fluent_bit. It was published on January 3, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
flb_gzip_compress in flb_gzip.c in Fluent Bit before 1.6.4 has an out-of-bounds write because it does not use the correct calculation of the maximum gzip data-size expansion.
Remediation
Check the references section for vendor advisories and patches from treasuredata. Update fluent_bit 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 |
|---|---|---|---|
| treasuredata | fluent_bit | >= 0, < 1.6.4 | Affected |
References
Frequently Asked Questions
What is CVE-2020-35963?
CVE-2020-35963 is a high-severity vulnerability affecting treasuredata fluent_bit. It was published on January 3, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2020-35963?
This vulnerability has a CVSS 3.1 base score of 7.8, 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-2020-35963?
Check the references section for vendor advisories and patches from treasuredata. Update fluent_bit 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-2020-35963?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-35963 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
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