CVE-2019-9787: Detailed Vulnerability Analysis and Overview

Status: Modified - Last modified: 31-03-2019 Published: 14-03-2019

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CVE-2019-9787
Vulnerability Scoring

8.8
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: NETWORK
  • Privileges Required: None
  • Scope: UNCHANGED
  • User Interaction: REQUIRED

CIA Impact Definition

  • Confidentiality: HIGH IMPACT
  • Integrity: HIGH IMPACT
  • Availability: HIGH IMPACT

CVE-2019-9787 Vulnerability Summary

WordPress before 5.1.1 does not properly filter comment content, leading to Remote Code Execution by unauthenticated users in a default configuration. This occurs because CSRF protection is mishandled, and because Search Engine Optimization of A elements is performed incorrectly, leading to XSS. The XSS results in administrative access, which allows arbitrary changes to .php files. This is related to wp-admin/includes/ajax-actions.php and wp-includes/comment.php.

Access Complexity Graph for CVE-2019-9787

Impact Analysis for CVE-2019-9787

CVE-2019-9787: Detailed Information and External References

EPSS

0.50350

EPSS %

0.97611

References

0.50350

CWE

CWE-352

CAPEC

0.50350

Vulnerable Configurations

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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