CVE-2017-12871

Published: Sep 1, 2017Modified: May 13, 2026

5.9

Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.2 / Impact: 3.6

Source: NVD

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 (12)

Products: Simplesamlphp: Simplesamlphp

Simplesamlphp

1 product

Simplesamlphp

Configuration A

12 vulnerable

Vulnerable Software	Affected Versions
Simplesamlphp Simplesamlphp	Version 1.14.0
Simplesamlphp Simplesamlphp	Version 1.14.10
Simplesamlphp Simplesamlphp	Version 1.14.11
Simplesamlphp Simplesamlphp	Version 1.14.1
Simplesamlphp Simplesamlphp	Version 1.14.2
Simplesamlphp Simplesamlphp	Version 1.14.3
Simplesamlphp Simplesamlphp	Version 1.14.4
Simplesamlphp Simplesamlphp	Version 1.14.5
Simplesamlphp Simplesamlphp	Version 1.14.6
Simplesamlphp Simplesamlphp	Version 1.14.7
Simplesamlphp Simplesamlphp	Version 1.14.8
Simplesamlphp Simplesamlphp	Version 1.14.9