MEDIUM · 4.3

CVE-2018-1000503

MyBB Group MyBB contains a Incorrect Access Control vulnerability in Private forums that can result in Users can view posts from private forums without having the password. This attack appear to be ex...

Vulnerability Description

MyBB Group MyBB contains a Incorrect Access Control vulnerability in Private forums that can result in Users can view posts from private forums without having the password. This attack appear to be exploitable via Subscribe to a forum through IDOR. This vulnerability appears to have been fixed in 1.8.15.

CVSS Score

4.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
MybbMybb< 1.8.15

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-1000503?

CVE-2018-1000503 is a vulnerability with a CVSS score of 4.3 (MEDIUM). MyBB Group MyBB contains a Incorrect Access Control vulnerability in Private forums that can result in Users can view posts from private forums without having the password. This attack appear to be ex...

How severe is CVE-2018-1000503?

CVE-2018-1000503 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-1000503?

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