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CVE-2013-2423 Oracle CVE debrief

CVE-2013-2423 is listed by CISA as a Known Exploited Vulnerability affecting Oracle Java Runtime Environment (JRE). In the supplied corpus, CISA added it to the KEV catalog on 2022-05-25 and set a remediation due date of 2022-06-15, with guidance to apply updates per vendor instructions. Because the source corpus does not provide technical exploitation details or a CVSS score, this should be handled as a patch-priority item based on confirmed exploitation status.

Vendor
Oracle
Product
Java Runtime Environment (JRE)
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-05-25
Original CVE updated
2022-05-25
Advisory published
2022-05-25
Advisory updated
2022-05-25

Who should care

Organizations that still run Oracle Java Runtime Environment (JRE), especially endpoint, server, and vulnerability management teams responsible for patching Java deployments.

Technical summary

The supplied sources identify the issue only as an Oracle JRE unspecified vulnerability. The corpus does not include affected versions, attack vector, severity score, or a deeper technical breakdown, but it does confirm KEV status and vendor-update remediation guidance.

Defensive priority

High

Recommended defensive actions

  • Apply Oracle updates per vendor instructions as soon as possible.
  • Inventory all Oracle JRE installations across endpoints and servers.
  • Prioritize remediation for internet-facing and broadly deployed systems first.
  • Verify that patched systems are no longer running vulnerable JRE versions.
  • Use vulnerability management and endpoint telemetry to confirm remediation and look for signs of suspicious Java-related activity.

Evidence notes

Evidence is limited to the supplied CISA KEV entry and official reference links. The corpus confirms Oracle as the vendor, Java Runtime Environment (JRE) as the product, the vulnerability name as an unspecified Oracle JRE issue, KEV publication on 2022-05-25, and a due date of 2022-06-15. No CVSS score or technical exploit details were provided in the supplied data.

Official resources

CISA publicly listed CVE-2013-2423 in its Known Exploited Vulnerabilities catalog on 2022-05-25. The supplied corpus does not include a separate vendor advisory or additional disclosure narrative.