Yii Framework up to 2.0.13 CSRF Token Generator web/User.php switchIdentity cross-site request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Yii Framework up to 2.0.13 and classified as problematic. Affected is the function switchIdentity of the file web/User.php of the component CSRF Token Generator. Such manipulation leads to cross-site request forgery. This vulnerability is listed as CVE-2018-6009. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Yii Framework up to 2.0.13 and classified as problematic. Affected by this issue is the function switchIdentity of the file web/User.php of the component CSRF Token Generator. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. Using CWE to declare the problem leads to CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. Impacted is integrity. CVE summarizes:

In Yii Framework 2.x before 2.0.14, the switchIdentity function in web/User.php did not regenerate the CSRF token upon a change of identity.

The bug was discovered 01/14/2018. The weakness was presented 01/22/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability is handled as CVE-2018-6009 since 01/22/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:web/User.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.0.14 eliminates this vulnerability.

See VDB-112299 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.3

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Yii Framework 2.0.14
Patch: github.com

Timelineinfo

01/14/2018 🔍
01/22/2018 +8 days 🔍
01/22/2018 +0 days 🔍
01/22/2018 +0 days 🔍
01/23/2018 +1 days 🔍
02/02/2023 +1836 days 🔍

Sourcesinfo

Advisory: 6c0540aa2d6e0fe0fa89e4fd35bba4be5d6cece7
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6009 (🔍)
GCVE (CVE): GCVE-0-2018-6009
GCVE (VulDB): GCVE-100-112298
See also: 🔍

Entryinfo

Created: 01/23/2018 08:02
Updated: 02/02/2023 12:24
Changes: 01/23/2018 08:02 (61), 12/26/2019 16:16 (2), 02/02/2023 12:24 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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