CVE-2023-21888: Vulnerability in the Primavera Gateway product of Oracle Construction and Engineering (component: WebUI). Supported versions that are affected are 18...

Description

Vulnerability in the Primavera Gateway product of Oracle Construction and Engineering (component: WebUI). Supported versions that are affected are 18.8.0-18.8.15, 19.12.0-19.12.15, 20.12.0-20.12.10 and 21.12.0-21.12.8. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera Gateway. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Primavera Gateway, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Primavera Gateway accessible data as well as unauthorized read access to a subset of Primavera Gateway accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.38%

29.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Primavera Gateway	>= 18.8.0, <= 18.8.15
Oracle	Primavera Gateway	>= 19.12.0, <= 19.12.15
Oracle	Primavera Gateway	>= 20.12.0, <= 20.12.10
Oracle	Primavera Gateway	>= 21.12.0, <= 21.12.8

References

https://www.oracle.com/security-alerts/cpujan2023.htmlPatch, Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2023.htmlPatch, Vendor Advisory

Timeline

Published: Jan 18, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21888?

Vulnerability in the Primavera Gateway product of Oracle Construction and Engineering (component: WebUI). Supported versions that are affected are 18.8.0-18.8.15, 19.12.0-19.12.15, 20.12.0-20.12.10 and 21.12.0-21.12.8. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera Gateway. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Primavera Gateway, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Primavera Gateway accessible data as well as unauthorized read access to a subset of Primavera Gateway accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

How severe is CVE-2023-21888?

CVE-2023-21888 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21888?

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.