CVE-2021-2366: Vulnerability in the Primavera P6 Enterprise Project Portfolio Management product of Oracle Construction and Engineering (component: Web Access). Supp...

Description

Vulnerability in the Primavera P6 Enterprise Project Portfolio Management product of Oracle Construction and Engineering (component: Web Access). Supported versions that are affected are 17.12.0-17.12.20, 18.8.0-18.8.23, 19.12.0-19.12.14 and 20.12.0-20.12.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera P6 Enterprise Project Portfolio Management. While the vulnerability is in Primavera P6 Enterprise Project Portfolio Management, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Primavera P6 Enterprise Project Portfolio Management accessible data as well as unauthorized read access to a subset of Primavera P6 Enterprise Project Portfolio Management accessible data. CVSS 3.1 Base Score 6.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N).

Metrics

CVSS 3.1

6.4/10

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

EPSS Probability

0.56%

42.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Primavera P6 Enterprise Project Portfolio Management	>= 17.12.0, <= 17.12.20
Oracle	Primavera P6 Enterprise Project Portfolio Management	>= 18.8.0, <= 18.8.23
Oracle	Primavera P6 Enterprise Project Portfolio Management	>= 19.12.0, <= 19.12.14
Oracle	Primavera P6 Enterprise Project Portfolio Management	>= 20.12.0, <= 20.12.3

References

https://www.oracle.com/security-alerts/cpujul2021.htmlPatch, Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2021.htmlPatch, Vendor Advisory

Timeline

Published: Jul 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2366?

Vulnerability in the Primavera P6 Enterprise Project Portfolio Management product of Oracle Construction and Engineering (component: Web Access). Supported versions that are affected are 17.12.0-17.12.20, 18.8.0-18.8.23, 19.12.0-19.12.14 and 20.12.0-20.12.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera P6 Enterprise Project Portfolio Management. While the vulnerability is in Primavera P6 Enterprise Project Portfolio Management, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Primavera P6 Enterprise Project Portfolio Management accessible data as well as unauthorized read access to a subset of Primavera P6 Enterprise Project Portfolio Management accessible data. CVSS 3.1 Base Score 6.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N).

How severe is CVE-2021-2366?

CVE-2021-2366 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2366?

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.