CVE Vulnerability

CVE-2021-38751

A HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponent_constants.php. A modified HTTP header can change links on the webpage to an arbitrary value, leading to a possible attack vector for MITM.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/exponentcms/exponent-cms/issues/1544 Exploit Issue Tracking
Configurations

Configuration 1

cpe:2.3:a:exponentcms:exponentcms:*:*:*:*:*:*:*:*
Information

Published : 2021-08-16 02:15

Updated : 2021-08-23 06:12

NVD link : CVE-2021-38751

Mitre link : CVE-2021-38751

Products Affected
No products.
CWE
CWE-116

Improper Encoding or Escaping of Output