How severe is CVE-2021-20415?

CVE-2021-20415 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-20415 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20415?

CVE-2021-20415 affects Ibm Guardium Data Encryption. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20415?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-20415 published?

CVE-2021-20415 was published on 2021-07-07 and last updated on 2026-06-17.

CVE-2021-20415

CVE-2021-20415 is a high-severity vulnerability in Ibm Guardium Data Encryption with a CVSS 3.x base score of 7.5. 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-307.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-307
Affected product: Ibm Guardium Data Encryption
Published: 2021-07-07
Last modified: 2026-06-17

Description

IBM Guardium Data Encryption (GDE) 4.0.0.4 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 196217.

Frequently asked questions

What is CVE-2021-20415?: IBM Guardium Data Encryption (GDE) 4.0.0.4 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 196217.
How severe is CVE-2021-20415?: CVE-2021-20415 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-20415 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20415?: CVE-2021-20415 affects Ibm Guardium Data Encryption. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20415?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-20415 published?: CVE-2021-20415 was published on 2021-07-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:guardium_data_encryption:4.0.0.4:*:*:*:*:*:*:*

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