PT-2023-1311 · Oracle · Oracle Weblogic Server

Liboheng · Published 2023-01-17 · Updated 2024-09-17 · CVE-2023-21841

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions Oracle WebLogic Server versions 12.2.1.3.0 through 12.2.1.4.0 Oracle WebLogic Server version 14.1.1.0.0

Description The issue is related to insufficient input validation in the Core component of Oracle WebLogic Server, allowing an unauthenticated attacker with network access via T3 or IIOP to compromise the server. Successful attacks can result in unauthorized access to critical data or complete access to all accessible data on the Oracle WebLogic Server.

Recommendations For Oracle WebLogic Server versions 12.2.1.3.0 and 12.2.1.4.0, update to a version that includes the fix for this issue. For Oracle WebLogic Server version 14.1.1.0.0, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting network access to the T3 and IIOP protocols until a patch is available.

Fix

RCE

Improper Authentication

Weakness Enumeration

CWE-20

CWE-287

Related Identifiers

BDU:2023-00593

CVE-2023-21841

Affected Products

Oracle Weblogic Server

References · 6

• https://oracle.com/security-alerts/cpujan2023.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21841 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00593 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-21841 · Security Note
• https://t.me/cvenotify/42223 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2023011841 · Note