CVE-2020-11630

Name: CVE-2020-11630
Creator: NVD / NIST
Published: 2020-04-08T00:15:11.44+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.27%

Last modified Jun 17, 2026

CVE-2020-11630 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in EJBCA before 6.15.2.6 and 7.x before 7.3.1.2. In several sections of code, the verification of serialized objects sent between nodes (connected via the Peers protocol) allows insecure objects to be deserialized.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

An issue was discovered in EJBCA before 6.15.2.6 and 7.x before 7.3.1.2. In several sections of code, the verification of serialized objects sent between nodes (connected via the Peers protocol) allows insecure objects to be deserialized.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Primekey	Ejbca	< 6.15.2.6
Primekey	Ejbca	>= 7.0.0, < 7.3.1.2

References

https://support.primekey.com/news/posts/ejbca-security-advisory-deserialization-bugVendor Advisory
https://support.primekey.com/news/posts/ejbca-security-advisory-deserialization-bugVendor Advisory

Timeline

Published: Apr 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-11630?

How severe is CVE-2020-11630?

CVE-2020-11630 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11630?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-11630?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST