Yii up to 2.0.14 ActiveRecord.php findByCondition sql injection

Summaryinfo

A vulnerability described as critical has been identified in Yii up to 2.0.14. The affected element is the function findByCondition of the file framework/db/ActiveRecord.php. Executing a manipulation can lead to sql injection. This vulnerability appears as CVE-2018-7269. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Yii up to 2.0.14. This vulnerability affects the function findByCondition of the file framework/db/ActiveRecord.php. The manipulation with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The findByCondition function in framework/db/ActiveRecord.php in Yii 2.x before 2.0.15 allows remote attackers to conduct SQL injection attacks via a findOne() or findAll() call, unless a developer recognizes an undocumented need to sanitize array input.

The bug was discovered 03/20/2018. The weakness was presented 03/21/2018 (Website). The advisory is shared for download at yiiframework.com. This vulnerability was named CVE-2018-7269 since 02/20/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1505.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:framework/db/ActiveRecord.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.0.15 eliminates this vulnerability.

See VDB-114876 and VDB-114877 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Yii

Version

• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8
• 2.0.9
• 2.0.10
• 2.0.11
• 2.0.12
• 2.0.13
• 2.0.14

CPE 2.3info

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CPE 2.2info

• 🔍
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Once again VulDB remains the best source for vulnerability data.

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