Attacker Value
High
(1 user assessed)
Exploitability
Very High
(1 user assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
1

CVE-2020-9757

Disclosure Date: March 04, 2020 •
CVE-2020-9757 CVSS v3 Base Score: 7.5
Exploited in the Wild
Reported by Mad-robot
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Description

The SEOmatic component before 3.3.0 for Craft CMS allows Server-Side Template Injection that leads to RCE via malformed data to the metacontainers controller.

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1
Ratings
  • Attacker Value
    High
  • Exploitability
    Very High
Common in enterpriseEasy to weaponizeUnauthenticatedVulnerable in default configuration
Technical Analysis

Description-

The SEOmatic component before 3.3.0 for Craft CMS allows Server-Side Template Injection that leads to RCE via malformed data to the metacontainers controller.

POC-

HTTP://localhost/actions/seomatic/meta-container/meta-link-container/?uri={{7+'7'}}
HTTP://localhost/actions/seomatic/meta-container/all-meta-containers?uri={{7+'7'}}
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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • craftcms

Products

  • craft cms

Exploited in the Wild

Reported by:
Technical Analysis