GHSA-597c-mh7m-48v7medium5.9
SimpleSAMLphp Invalid token creation and validation
Impact
The SimpleSAML_Auth_TimeLimitedToken class in SimpleSAMLphp 1.14.14 and earlier allows attackers with access to a secret token to extend its validity period by manipulating the prepended time offset.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
simplesamlphp/simplesamlphp Packagist
| Affected range | Recorded fix |
|---|---|
| From 1.14.0 before 1.14.15Ecosystem versions | 1.14.15 |
Version evidence: OSV · GHSA-597c-mh7m-48v7
View original version evidence (15 explicit versions)
Original source description
The SimpleSAML_Auth_TimeLimitedToken class in SimpleSAMLphp 1.14.14 and earlier allows attackers with access to a secret token to extend its validity period by manipulating the prepended time offset.
References
- Security advisory nvd.nist.gov/vuln/detail/CVE-2017-12867
- Patch github.com/simplesamlphp/simplesamlphp/commit/608f24c2d5afd70c2af050785d2b12f878b33c68
- Security advisory github.com/FriendsOfPHP/security-advisories/blob/master/simplesamlphp/simplesamlphp/CVE-2017-12867.yaml
- Source reference github.com/simplesamlphp/simplesamlphp
- Source reference lists.debian.org/debian-lts-announce/2017/12/msg00007.html
- Security advisory simplesamlphp.org/security/201708-01
- Security advisory www.debian.org/security/2018/dsa-4127