CVE-2021-31631 — HIGH (8.8)

Vulnerability Description

b2evolution CMS v7.2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the User login page. This vulnerability allows attackers to escalate privileges.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
B2Evolution	B2Evolution Cms	7.2.3

Related Weaknesses (CWE)

CWE-352

References

https://gist.github.com/stacksmasher007/76514ab2b782fb4383f1121e6fc19241ExploitThird Party Advisory
https://gist.github.com/stacksmasher007/76514ab2b782fb4383f1121e6fc19241ExploitThird Party Advisory

FAQ

What is CVE-2021-31631?

CVE-2021-31631 is a vulnerability with a CVSS score of 8.8 (HIGH). b2evolution CMS v7.2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the User login page. This vulnerability allows attackers to escalate privileges.

How severe is CVE-2021-31631?

CVE-2021-31631 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31631?

Check the references section above for vendor advisories and patch information. Affected products include: B2Evolution B2Evolution Cms.