CVE-2021-21345
5.8 · MEDIUMOverview
CVE-2021-21345 is a medium-severity vulnerability affecting netapp oncommand_insight. It was published on March 23, 2021 and has a CVSS 3.1 base score of 5.8 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker who has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.16.
Remediation
Check the references section for vendor advisories and patches from netapp. Update oncommand_insight 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 |
|---|---|---|---|
| apache | activemq | >= 0, < 5.15.14 | Affected |
| apache | jmeter | >= 0, < 5.5 | Affected |
| xstream | xstream | >= 0, < 1.4.16 | Affected |
References
Frequently Asked Questions
What is CVE-2021-21345?
CVE-2021-21345 is a medium-severity vulnerability affecting netapp oncommand_insight. It was published on March 23, 2021 and has a CVSS 3.1 base score of 5.8 (MEDIUM).
How severe is CVE-2021-21345?
This vulnerability has a CVSS 3.1 base score of 5.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-21345?
Check the references section for vendor advisories and patches from netapp. Update oncommand_insight 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-2021-21345?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-21345 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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