CVE-2021-2303

low-risk
Published 2021-04-22

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).

Do I need to act?

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0.84% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Oracle

References (4)

Patch https://www.oracle.com/security-alerts/cpuapr2021.html
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-458/
Patch https://www.oracle.com/security-alerts/cpuapr2021.html
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-458/
28
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 3/34 · Minimal
Exposure 5/34 · Minimal