CVE-2021-39497 Information

Description

eyoucms 1.5.4 lacks sanitization of input data allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4 http://hptcybersec.com/ssrf_PoC.jpg https://github.com/KietNA-HPT/CVE eyoucms 1.5.4 lacks sanitization of input data allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8