CVE-2017-10271: high-severity vulnerability in Oracle Corporation WebLogic Server
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Patch now. It under exploitation confirmed by CISA, has a working public exploit and 1 threat group(s) use it.
Groups known to exploit this vulnerability (MITRE ATT&CK attribution).
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Oracle WebLogic Server has a security flaw that allows attackers to crash or disable the server without needing a password. An attacker only needs network access to exploit it, making this a serious threat.
Unauthenticated remote code execution vulnerability in Oracle WebLogic Server (versions 10.3.6, 12.1.3, 12.2.1.1, 12.2.1.2) accessible via T3 protocol without authentication or user interaction. Successful exploitation results in denial of service with high availability impact; the vulnerability exists in the WLS Security subcomponent due to missing authentication controls (CWE-306).
The full analysis of this CVE is available in Portuguese →
In the same product, most dangerous first.