CVE-2017-16244 — HIGH (8.8)

Vulnerability Description

Cross-Site Request Forgery exists in OctoberCMS 1.0.426 (aka Build 426) due to improper validation of CSRF tokens for postback handling, allowing an attacker to successfully take over the victim's account. The attack bypasses a protection mechanism involving X-CSRF headers and CSRF tokens via a certain _handler postback variable.

CVSS Score

8.8

HIGH

CVSS:3.0/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
Octobercms	October	1.0.426

Related Weaknesses (CWE)

CWE-352

References

https://github.com/octobercms/october/commit/4a6e0e1e0e2c3facebc17e0db38c5b4d4cbPatchThird Party Advisory
https://www.exploit-db.com/exploits/43106/ExploitThird Party AdvisoryVDB Entry
https://github.com/octobercms/october/commit/4a6e0e1e0e2c3facebc17e0db38c5b4d4cbPatchThird Party Advisory
https://www.exploit-db.com/exploits/43106/ExploitThird Party AdvisoryVDB Entry

FAQ

What is CVE-2017-16244?

CVE-2017-16244 is a vulnerability with a CVSS score of 8.8 (HIGH). Cross-Site Request Forgery exists in OctoberCMS 1.0.426 (aka Build 426) due to improper validation of CSRF tokens for postback handling, allowing an attacker to successfully take over the victim's acc...

How severe is CVE-2017-16244?

CVE-2017-16244 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-2017-16244?

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