CVEvulnerability

CVE-2017-12871

5.9 MEDIUM Published 2017-09-01 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-09-01
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
5.9 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
Weaknesses
CWE-326

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 configurations

• simplesamlphp simplesamlphp 1.14.0 • simplesamlphp simplesamlphp 1.14.1 • simplesamlphp simplesamlphp 1.14.2 • simplesamlphp simplesamlphp 1.14.3 • simplesamlphp simplesamlphp 1.14.4 • simplesamlphp simplesamlphp 1.14.5 • simplesamlphp simplesamlphp 1.14.6 • simplesamlphp simplesamlphp 1.14.7 • simplesamlphp simplesamlphp 1.14.8 • simplesamlphp simplesamlphp 1.14.9 • simplesamlphp simplesamlphp 1.14.10 • simplesamlphp simplesamlphp 1.14.11

Related

Weakness · CWE (1)

  • CWE-326 Inadequate Encryption Strength weakness

References