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CVE-2016-6485

Date: March 1, 2017

The __construct function in Framework/Encryption/Crypt.php in Magento 2 uses the PHP rand function to generate a random number for the initialization vector, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by guessing the value.

Language: PHP

Severity Score

Related Resources (6)

https://github.com/magento/magento2/pull/15017
http://www.openwall.com/lists/oss-security/2016/07/27/14
http://www.openwall.com/lists/oss-security/2016/07/19/3
https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2016-6485.yaml
https://nvd.nist.gov/vuln/detail/CVE-2016-6485
https://www.mend.io/vulnerability-database/CVE-2016-6485

Severity Score

Weakness Type (CWE)

Use of a Broken or Risky Cryptographic Algorithm

CWE-327

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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