CVE-2021-46853
5.9 · MEDIUMOverview
CVE-2021-46853 is a medium-severity vulnerability affecting alpine_project alpine. It was published on November 3, 2022 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Alpine before 2.25 allows remote attackers to cause a denial of service (application crash) when LIST or LSUB is sent before STARTTLS.
Remediation
Check the references section for vendor advisories and patches from alpine_project. Update alpine 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 |
|---|---|---|---|
| alpine_project | alpine | >= 0, < 2.25 | Affected |
Frequently Asked Questions
What is CVE-2021-46853?
CVE-2021-46853 is a medium-severity vulnerability affecting alpine_project alpine. It was published on November 3, 2022 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
How severe is CVE-2021-46853?
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-46853?
Check the references section for vendor advisories and patches from alpine_project. Update alpine 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-2021-46853?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-46853 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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