Auth bypass in Apache Cxf

CVE-2012-0803

The WS-SP UsernameToken policy in Apache CXF 2.4.5 and 2.5.1 allows remote attackers to bypass authentication by sending an empty UsernameToken as part of a SOAP request.

Vulnerability class: Broken Authentication

EPSS: 0.007 (71.8th 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

  • Apache Cxf — versions 2.4.5, 2.5.1
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2012-0803?
CVE-2012-0803 is a critical-severity vulnerability in Apache Cxf, classified under Improper Authentication. CVSS score: 9.8/10. Published 2017-08-08.
How severe is CVE-2012-0803?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2012-0803 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.