CVE Vulnerability

CVE-2020-13758

modules/security/classes/general.post_filter.php/post_filter.php in the Web Application Firewall in Bitrix24 through 20.0.950 allows XSS by placing %00 before the payload.

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

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://blog.deteact.com/bitrix-waf-bypass/ Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:bitrix:bitrix24:*:*:*:*:*:*:*:*
Information

Published : 2020-06-01 07:15

Updated : 2020-06-02 01:52

NVD link : CVE-2020-13758

Mitre link : CVE-2020-13758

Products Affected
No products.
CWE
CWE-79