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PatchSiren cyber security CVE debrief

CVE-2012-0507 Oracle CVE debrief

CVE-2012-0507 is an Oracle Java SE Runtime Environment (JRE) arbitrary code execution vulnerability that CISA has added to its Known Exploited Vulnerabilities catalog. Because CISA lists it as known exploited and notes known ransomware campaign use, this should be treated as a high-priority remediation item for any environment that still relies on affected Oracle Java SE / JRE deployments. CISA’s catalog entry directs organizations to apply updates per vendor instructions.

Vendor
Oracle
Product
Java SE
CVSS
CRITICAL 9.8
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Organizations that still run Oracle Java SE or Java SE Runtime Environment (JRE), especially on internet-facing systems, endpoints, or legacy applications that depend on Java.

Technical summary

The available source corpus identifies CVE-2012-0507 as an Oracle Java SE JRE arbitrary code execution vulnerability. CISA’s KEV record classifies it as known exploited and records known ransomware campaign use. The official remediation guidance in the KEV entry is to apply updates per vendor instructions.

Defensive priority

High. CISA KEV inclusion, known exploitation, and known ransomware campaign use make this a priority for rapid inventory, patching, and validation.

Recommended defensive actions

  • Inventory systems that have Oracle Java SE / JRE installed or bundled with applications.
  • Apply vendor-recommended updates or remediation steps as directed in Oracle guidance.
  • Validate that exposed or legacy systems are no longer running affected Java components where possible.
  • Prioritize internet-facing, high-value, and difficult-to-replace systems for immediate review.
  • Confirm remediation through asset and software inventory checks after patching.

Evidence notes

This debrief is based only on the supplied CISA KEV source item and the official resource links provided. The source item states the vulnerability name, vendor/product, known ransomware campaign use, date added (2022-03-03), due date (2022-03-24), and required action to apply updates per vendor instructions. No CVSS score was supplied in the corpus, so priority is based on KEV status rather than a numeric severity score. The supplied dates are treated as source publication/context dates, not the original vulnerability introduction date.

Sources and references

Verified primary and authoritative sources

  • CVE-2012-0507 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2012-0507

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2012-0507 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2012-0507

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.