Deserialization in Oracle Weblogic Server

CVE-2018-3245

Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Core Components). Supported versions that are affected are 10.3.6.0, 12.1.3.0 and 12.2.1.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Vulnerability class: Insecure Deserialization

EPSS: 0.943 (99.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-3245?
CVE-2018-3245 is a critical-severity vulnerability in Oracle Weblogic Server, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2018-10-17.
How severe is CVE-2018-3245?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-3245 known to be exploited?
71 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.