CVE-2021-42194 — HIGH (7.2)

Vulnerability Description

The wechat_return function in /controller/Index.php of EyouCms V1.5.4-UTF8-SP3 passes the user's input directly into the simplexml_ load_ String function, which itself does not prohibit external entities, triggering a XML external entity (XXE) injection vulnerability.

CVSS Score

7.2

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Eyoucms	Eyoucms	1.5.4

Related Weaknesses (CWE)

CWE-611

References

https://github.com/eyoucms/eyoucms/issues/19ExploitIssue TrackingThird Party Advisory
https://github.com/eyoucms/eyoucms/issues/19ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-42194?

CVE-2021-42194 is a vulnerability with a CVSS score of 7.2 (HIGH). The wechat_return function in /controller/Index.php of EyouCms V1.5.4-UTF8-SP3 passes the user's input directly into the simplexml_ load_ String function, which itself does not prohibit external entit...

How severe is CVE-2021-42194?

CVE-2021-42194 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42194?

Check the references section above for vendor advisories and patch information. Affected products include: Eyoucms Eyoucms.