CVE-2021-2303: Oracle OSS Support Tools

Medium severity, CVSS 4.9. EPSS: 1.5% chance of exploitation in the next 30 days.

Vulnerability in the OSS Support Tools product of Oracle Support Tools (component: Diagnostic Assistant). The supported version that is affected is Prior to 2.12.41. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise OSS Support Tools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all OSS Support Tools accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Affected products

• Oracle OSS Support Tools: before 2.12.41 (fixed in 2.12.41)

Published 2021-04-22. Last modified 2026-06-17.