CVE-2021-2303
Oracle OSS Support Tools Diagnostic Assistant XML External Entity Processing Information Disclosure Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
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).
Una vulnerabilidad en el producto OSS Support Tools de Oracle Support Tools (componente: Diagnostic Assistant). La versión compatible que está afectada es versiones anteriores a 2.12.41. Una vulnerabilidad fácilmente explotable permite a un atacante muy privilegiado con acceso a la red por medio de HTTP comprometer a OSS Support Tools. Los ataques con éxito de esta vulnerabilidad pueden resultar en un acceso no autorizado a datos críticos o acceso completo a todos los datos accesibles de OSS Support Tools. CVSS 3.1 Puntuación Base 4.9 (Impactos en la Confidencialidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Oracle OSS Support Tools. Authentication is required to exploit this vulnerability.
The specific flaw exists within the Diagnostic Assistant component. Due to the improper restriction of XML External Entity (XXE) references, a crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose information in the context of the service account.
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2020-12-09 CVE Reserved
- 2021-04-22 CVE Published
- 2024-09-26 CVE Updated
- 2024-11-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (2)
URL | Tag | Source |
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https://www.zerodayinitiative.com/advisories/ZDI-21-458 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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https://www.oracle.com/security-alerts/cpuapr2021.html | 2021-04-30 |
URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Oracle Search vendor "Oracle" | Oss Support Tools Search vendor "Oracle" for product "Oss Support Tools" | < 2.12.41 Search vendor "Oracle" for product "Oss Support Tools" and version " < 2.12.41" | - |
Affected
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