How severe is CVE-2021-40087?

CVE-2021-40087 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-40087 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-40087?

CVE-2021-40087 affects Primekey Ejbca. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-40087?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-40087 published?

CVE-2021-40087 was published on 2021-08-25 and last updated on 2026-06-17.

CVE-2021-40087

CVE-2021-40087 is a low-severity vulnerability in Primekey Ejbca with a CVSS 3.x base score of 2.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-312.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
CVSS v2: 4.0
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Primekey Ejbca
Published: 2021-08-25
Last modified: 2026-06-17

Description

An issue was discovered in PrimeKey EJBCA before 7.6.0. When audit logging changes to the alias configurations of various protocols that use an enrollment secret, any modifications to the secret were logged in cleartext in the audit log (that can only be viewed by an administrator). This affects use of any of the following protocols: SCEP, CMP, or EST.

Frequently asked questions

What is CVE-2021-40087?: An issue was discovered in PrimeKey EJBCA before 7.6.0. When audit logging changes to the alias configurations of various protocols that use an enrollment secret, any modifications to the secret were logged in cleartext in the audit log (that can only be viewed by an administrator). This affects use of any of the following protocols: SCEP, CMP, or EST.
How severe is CVE-2021-40087?: CVE-2021-40087 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-40087 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-40087?: CVE-2021-40087 affects Primekey Ejbca. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-40087?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-40087 published?: CVE-2021-40087 was published on 2021-08-25 and last updated on 2026-06-17.

References

https://support.primekey.com/news/posts/53

Affected products (1)

cpe:2.3:a:primekey:ejbca:*:*:*:*:enterprise:*:*:*

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