CVE-2020-11658

Name: CVE-2020-11658
Creator: NVD / NIST
Published: 2020-04-15T21:15:34.67+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.01%

Last modified Jun 17, 2026

CVE-2020-11658 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. CA API Developer Portal 4.3.1 and earlier handles shared secret keys in an insecure manner, which allows attackers to bypass authorization.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.

Description

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

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

2.01%

78.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Broadcom	Ca Api Developer Portal	<= 4.3.1

References

http://packetstormsecurity.com/files/157276/CA-API-Developer-Portal-4.2.x-4.3.1-Access-Bypass-Privilege-Escalation.htmlThird Party Advisory
http://seclists.org/fulldisclosure/2020/Apr/24Mailing List, Third Party Advisory
https://techdocs.broadcom.com/us/product-content/status/announcement-documents/2020/CA20200414-01-Securit-Notice-for-CA-API-Developer-Portal.htmlVendor Advisory
http://packetstormsecurity.com/files/157276/CA-API-Developer-Portal-4.2.x-4.3.1-Access-Bypass-Privilege-Escalation.htmlThird Party Advisory
http://seclists.org/fulldisclosure/2020/Apr/24Mailing List, Third Party Advisory
https://techdocs.broadcom.com/us/product-content/status/announcement-documents/2020/CA20200414-01-Securit-Notice-for-CA-API-Developer-Portal.htmlVendor Advisory

Timeline

Published: Apr 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

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 score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.01% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11658?

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-2020-11658?

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

Scan your code now

Source: NVD / NIST