Vulnerability in Apache Cxf
CVE-2017-3156
The OAuth2 Hawk and JOSE MAC Validation code in Apache CXF prior to 3.0.13 and 3.1.x prior to 3.1.10 is not using a constant time MAC signature comparison algorithm which may be exploited by sophisticated timing attacks.
EPSS: 0.065 (91.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apache Cxf — versions 3.1.0, 3.1.1, 3.1.2
- Apache Software Foundation Cxf — versions 3.1.x prior to 3.1.10, prior to 3.0.13
Public proof-of-concept exploits
References
- security@apache.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- security@apache.org (x_refsource_REDHAT, vendor-advisory)
- security@apache.org (x_refsource_CONFIRM, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2017-3156?
- CVE-2017-3156 is a high-severity vulnerability in Apache Cxf. CVSS score: 7.5/10. Published 2017-08-10.
- How severe is CVE-2017-3156?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-3156 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.