How severe is CVE-2020-11658?

CVE-2020-11658 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-11658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11658?

CVE-2020-11658 affects Broadcom Ca Api Developer Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11658?

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

When was CVE-2020-11658 published?

CVE-2020-11658 was published on 2020-04-15 and last updated on 2026-06-17.

CVE-2020-11658

CVE-2020-11658 is a critical-severity vulnerability in Broadcom Ca Api Developer Portal with a CVSS 3.x base score of 9.8. 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-639.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Broadcom Ca Api Developer Portal
Published: 2020-04-15
Last modified: 2026-06-17

Description

CA API Developer Portal 4.3.1 and earlier handles shared secret keys in an insecure manner, which allows attackers to bypass authorization.

Frequently asked questions

What is CVE-2020-11658?: CA API Developer Portal 4.3.1 and earlier handles shared secret keys in an insecure manner, which allows attackers to bypass authorization.
How severe is CVE-2020-11658?: CVE-2020-11658 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-11658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11658?: CVE-2020-11658 affects Broadcom Ca Api Developer Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11658?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-11658 published?: CVE-2020-11658 was published on 2020-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:broadcom:ca_api_developer_portal:*:*:*:*:*:*:*:*

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CVE-2020-11666 — High (CVSS 8.8): CA API Developer Portal 4.3.1 and earlier contains an access control flaw that allows malicious users to elevate…
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CVE-2020-11660 — Medium (CVSS 6.5): CA API Developer Portal 4.3.1 and earlier contains an access control flaw that allows privileged users to view…
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