CVE-2016-3427

criticalknown exploitedpublic exploitcovered by 1 sourcefirst seen 2023-05-12

Actively exploited. CVE-2016-3427 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-12) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Public exploit code is available. Proof-of-concept or working exploit code for CVE-2016-3427 is indexed in GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation.

Oracle Java SE and JRockit contains an unspecified vulnerability that allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Java Management Extensions (JMX). This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service.

CSIRTS triage

What: There is an unspecified vulnerability that allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Java Management Extensions (JMX).
Who is affected: Deployments of Oracle Java SE and JRockit are affected.
Urgency: Remediation is urgent due to the critical severity and confirmed exploitation.
Action: Users should update to the latest version of Oracle Java SE and JRockit.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.

Exploit availability

Public exploit or proof-of-concept code for CVE-2016-3427 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.

GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗

Advisory coverage (1)

criticalexploitedCVE-2016-3427: Oracle Java SE and JRockit Unspecified Vulnerabilitycisa-kev · 2023-05-12

External references

NVD record for CVE-2016-3427

CVE.org record

CISA KEV catalog

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