CVE-2017-3156: Information Exposure Through Timing Discrepancy

August 10, 2017 (updated October 3, 2019)

The OAuth2 Hawk and JOSE MAC Validation code in Apache CXF is not using a constant time MAC signature comparison algorithm which may be exploited by sophisticated timing attacks.

References

cxf.apache.org/security-advisories.data/CVE-2017-3156.txt.asc
www.securityfocus.com/bid/96398
nvd.nist.gov/vuln/detail/CVE-2017-3156

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