CVE-2021-20416

Name: CVE-2021-20416
Creator: NVD / NIST
Published: 2021-07-07T17:15:07.803+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2021-20416 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. IBM Guardium Data Encryption (GDE) 3.0.0.3 and 4.0.0.4 could allow a remote attacker to obtain sensitive information, caused by the failure to set the HTTPOnly flag. A remote attacker could exploit this vulnerability to obtain sensitive information from the cookie. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

IBM Guardium Data Encryption (GDE) 3.0.0.3 and 4.0.0.4 could allow a remote attacker to obtain sensitive information, caused by the failure to set the HTTPOnly flag. A remote attacker could exploit this vulnerability to obtain sensitive information from the cookie. IBM X-Force ID: 196218.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.72%

49.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-732

Affected Software

Vendor	Product	Versions
Ibm	Guardium Data Encryption	3.0.0.3
Ibm	Guardium Data Encryption	4.0.0.4

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/196218VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6469407Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/196218VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6469407Patch, Vendor Advisory

Timeline

Published: Jul 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20416?

How severe is CVE-2021-20416?

CVE-2021-20416 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20416?

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-2021-20416?

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

Scan your code now

Source: NVD / NIST