How severe is CVE-2021-1994?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-1994 known to be exploited?

15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Oracle Enterprise Repository

CVE-2021-1994

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services). Supported versions that are affected are 10.3.6.0.0 and 12.1.3.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

EPSS: 0.055 (92.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Enterprise_repository — versions 11.1.1.7.0
Oracle Weblogic_server — versions 10.3.6.0.0, 12.1.3.0.0
Oracle Corporation Weblogic Server — versions 10.3.6.0.0, 12.1.3.0.0

Public proof-of-concept exploits

References

secalert_us@oracle.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-1994?: CVE-2021-1994 is a critical-severity vulnerability in Oracle Enterprise Repository. CVSS score: 9.8/10. Published 2021-01-20.
How severe is CVE-2021-1994?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-1994 known to be exploited?: 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.