GHSA-ww3w-592j-5qrwMediumCVSS 5.9
SimpleSAMLphp Incorrect IV generation for encryption
🔗 CVE IDs covered (1)
📋 Description
The aesEncrypt method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.x through 1.14.11 makes it easier for context-dependent attackers to bypass the encryption protection mechanism by leveraging use of the first 16 bytes of the secret key as the initialization vector (IV).
🎯 Affected products1
- composer/simplesamlphp/simplesamlphp:>= 1.14.0, < 1.14.12
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2017-12871
- https://github.com/simplesamlphp/simplesamlphp/commit/77df6a932d46daa35e364925eb73a175010dc904
- https://simplesamlphp.org/security/201703-02
- https://github.com/simplesamlphp/simplesamlphp/commit/ccf75981187aa88f7165abdb1b1965c0934acda0
- https://github.com/FriendsOfPHP/security-advisories/blob/master/simplesamlphp/simplesamlphp/CVE-2017-12871.yaml
- https://github.com/advisories/GHSA-ww3w-592j-5qrw