CVE-2021-28113

Name: CVE-2021-28113
Creator: NVD / NIST
Published: 2021-04-02T15:15:13.16+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 22.33%

Last modified Jun 17, 2026

CVE-2021-28113 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. A command injection vulnerability in the cookieDomain and relayDomain parameters of Okta Access Gateway before 2020.9.3 allows attackers (with admin access to the Okta Access Gateway UI) to execute OS commands as a privileged system account.. EPSS estimates a 22.33% chance of exploitation in the next 30 days.

Description

A command injection vulnerability in the cookieDomain and relayDomain parameters of Okta Access Gateway before 2020.9.3 allows attackers (with admin access to the Okta Access Gateway UI) to execute OS commands as a privileged system account.

Metrics

CVSS 3.1

6.7/10

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

EPSS Probability

22.33%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Okta	Access Gateway	<= 2020.8.4

References

http://packetstormsecurity.com/files/163428/Okta-Access-Gateway-2020.5.5-Authenticated-Remote-Root.htmlExploit, Third Party Advisory, VDB Entry
https://www.okta.com/security-advisories/cve-2021-28113Vendor Advisory
http://packetstormsecurity.com/files/163428/Okta-Access-Gateway-2020.5.5-Authenticated-Remote-Root.htmlExploit, Third Party Advisory, VDB Entry
https://www.okta.com/security-advisories/cve-2021-28113Vendor Advisory

Timeline

Published: Apr 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-28113?

How severe is CVE-2021-28113?

CVE-2021-28113 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 22.33% probability of exploitation in the next 30 days.

How do I fix CVE-2021-28113?

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-2021-28113?

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

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Source: NVD / NIST