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CVE-2021-3779

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Date: June 28, 2022

A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later.

Severity Score

Related Resources (6)

https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed
https://nvd.nist.gov/vuln/detail/CVE-2021-3779
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-mysql/CVE-2021-3779.yml
http://github.com/tmtm/ruby-mysql
https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/
https://www.mend.io/vulnerability-database/CVE-2021-3779

Severity Score

Weakness Type (CWE)

Externally Controlled Reference to a Resource in Another Sphere

CWE-610

Top Fix

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CVSS v3.1

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

CVSS v2

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

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