CVE-2017-12868
The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleS ...
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD, GHSA.
Beschreibung
The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.13 and earlier, when used with PHP before 5.6, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR operation.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| composer::GitHub Security Advisory Composer | simplesamlphp/simplesamlphp | 1.14.14 |
| composer::PHP Security Advisories Database | simplesamlphp/simplesamlphp | kein Fix angegeben |
| debian 11 | simplesamlphp | 1.14.15-1 |
| debian 12 | simplesamlphp | 1.14.15-1 |
| debian 14 | simplesamlphp | 1.14.15-1 |
| debian 7 | simplesamlphp | 1.9.2-1+deb7u1 |
| debian 8 | simplesamlphp | 1.13.1-2+deb8u2 |
| echo | simplesamlphp | 1.14.15-1 |
Referenzen
- https://github.com/FriendsOfPHP/security-advisories/blob/master/simplesamlphp/simplesamlphp/CVE-2017-12868.yaml
- https://github.com/simplesamlphp/simplesamlphp
- https://github.com/simplesamlphp/simplesamlphp/commit/4bc629658e7b7d17c9ac3fe0da7dc5df71f1b85e
- https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html
- https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html
- https://nvd.nist.gov/vuln/detail/CVE-2017-12868
- https://simplesamlphp.org/security/201705-01