CVE-2021-46877
7.5 · HIGHOverview
CVE-2021-46877 is a high-severity vulnerability affecting fasterxml jackson-databind. It was published on March 18, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
jackson-databind 2.10.x through 2.12.x before 2.12.6 and 2.13.x before 2.13.1 allows attackers to cause a denial of service (2 GB transient heap usage per read) in uncommon situations involving JsonNode JDK serialization.
Remediation
Check the references section for vendor advisories and patches from fasterxml. Update jackson-databind 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 |
|---|---|---|---|
| fasterxml | jackson-databind | >= 2.10.0, < 2.12.6 | Affected |
Frequently Asked Questions
What is CVE-2021-46877?
CVE-2021-46877 is a high-severity vulnerability affecting fasterxml jackson-databind. It was published on March 18, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-46877?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-46877?
Check the references section for vendor advisories and patches from fasterxml. Update jackson-databind 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-2021-46877?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-46877 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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