CVE-2017-12867: Invalid token creation and validation

August 29, 2017 (updated October 3, 2019)

The SimpleSAML_Auth_TimeLimitedToken class in SimpleSAMLphp allows attackers with access to a secret token to extend its validity period by manipulating the prepended time offset.

References

nvd.nist.gov/vuln/detail/CVE-2017-12867
simplesamlphp.org/security/201708-01

Code Behaviors & Features

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