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CVE-2023-23919

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-02-23 · updated 2026-10-24
• Weakness: CWE-310

Description

A cryptographic vulnerability exists in Node.js <19.2.0, <18.14.1, <16.19.1, <14.21.3 that in some cases did does not clear the OpenSSL error stack after operations that may set it. This may lead to false positive errors during subsequent cryptographic operations that happen to be on the same thread. This in turn could be used to cause a denial of service.

Affected products

• Node.js: from 14.0.0 through 14.14.0; from 14.0.0 before 14.21.3; from 16.0.0 through 16.12.0; from 16.0.0 before 16.19.1; from 18.0.0 through 18.11.0; from 18.0.0 before 18.14.1 — fixed in 14.21.3, 16.19.1, 18.14.1, 19.2.0

How to fix

Upgrade to a fixed version: Node.js 14.21.3, 16.19.1, 18.14.1, 19.2.0. Check the vendor advisory for mitigations.

References

• https://hackerone.com/reports/1808596
• https://nodejs.org/en/blog/vulnerability/february-2023-security-releases/
• https://security.netapp.com/advisory/ntap-20230316-0008/
• https://hackerone.com/reports/1808596
• https://nodejs.org/en/blog/vulnerability/february-2023-security-releases/
• https://security.netapp.com/advisory/ntap-20230316-0008/

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