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CVE-2018-2628 Oracle CVE debrief

CVE-2018-2628 is listed by CISA in the Known Exploited Vulnerabilities catalog for Oracle WebLogic Server, which makes it a high-priority defensive issue even though the supplied corpus labels the weakness only as an "unspecified vulnerability." CISA added the entry on 2022-09-08 and set a remediation due date of 2022-09-29. The source notes point to Oracle's April 2018 CPU advisory, but the corpus does not provide a deeper technical description of the flaw. Organizations running WebLogic Server should treat this as an urgent patch-and-verify item.

Vendor
Oracle
Product
WebLogic Server
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-09-08
Original CVE updated
2022-09-08
Advisory published
2022-09-08
Advisory updated
2022-09-08

Who should care

Oracle WebLogic Server administrators, security teams, and operations staff responsible for patching and exposure management should care most, especially if any WebLogic instances are reachable from untrusted networks or support critical business applications.

Technical summary

The available corpus identifies the issue as an Oracle WebLogic Server vulnerability with no further technical classification. The key actionable fact is that CISA has marked it as known exploited, which indicates real-world abuse rather than a purely theoretical issue. Because the source item does not include a root-cause description, affected component details, or CVSS score, defenders should rely on vendor guidance and inventory-based validation rather than on exploit specifics.

Defensive priority

High. CISA KEV inclusion means this vulnerability has been observed as exploited and should be remediated on an accelerated timeline. The published KEV due date in the supplied timeline was 2022-09-29.

Recommended defensive actions

  • Apply Oracle updates per vendor instructions for WebLogic Server.
  • Identify all WebLogic Server instances, including shadow IT and non-production systems.
  • Prioritize internet-facing and externally reachable deployments for immediate review.
  • Verify remediation after patching by confirming version state and change records.
  • Review compensating controls such as network exposure reduction while patching is underway.

Evidence notes

The debrief is based only on the supplied corpus: CISA's KEV entry, the CVE record, and the NVD reference. The KEV metadata identifies the vendor as Oracle, the product as WebLogic Server, and the vulnerability as known exploited. The source notes reference Oracle's CPU April 2018 advisory, but the corpus does not include the advisory text or a technical write-up of the flaw. No CVSS score was supplied.

Official resources

CISA KEV date added: 2022-09-08. CISA remediation due date: 2022-09-29. The provided corpus does not include enough technical detail to describe the underlying vulnerability mechanics beyond the product and KEV status.