CVE-2020-4646

Name: CVE-2020-4646
Creator: NVD / NIST
Published: 2021-05-19T20:15:07.24+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.73%

Last modified Jun 17, 2026

CVE-2020-4646 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 5.2.6.5, 6.0.0.0 through 6.0.3.3, and 6.1.0.0 through 6.1.0.2 could allow an authenticated user to view pages they shoiuld not have access to due to improper authorization control.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 5.2.6.5, 6.0.0.0 through 6.0.3.3, and 6.1.0.0 through 6.1.0.2 could allow an authenticated user to view pages they shoiuld not have access to due to improper authorization control.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.73%

49.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Sterling B2b Integrator	>= 5.2.0.0, <= 5.2.6.5
Ibm	Sterling B2b Integrator	>= 6.0.0.0, <= 6.0.3.3
Ibm	Sterling B2b Integrator	>= 6.1.0.0, <= 6.1.0.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/185808VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6454169Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/185808VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6454169Patch, Vendor Advisory

Timeline

Published: May 19, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4646?

How severe is CVE-2020-4646?

CVE-2020-4646 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4646?

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-2020-4646?

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

Scan your code now

Source: NVD / NIST