CVE-2017-12868: Session fixation issue and authentication bypass

September 1, 2017 (updated July 1, 2018)

The secureCompare method in lib/SimpleSAML/Utils/Crypto when used with PHP, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR operation.

References

nvd.nist.gov/vuln/detail/CVE-2017-12868
simplesamlphp.org/security/201705-01

Code Behaviors & Features

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