PT-2018-9401 · Mybb · Mybb

Riley Baird · Published 2018-06-26 · Updated 2019-10-03 · CVE-2018-1000503

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions MyBB versions prior to 1.8.15

Description The issue is related to Incorrect Access Control in Private forums, allowing users to view posts without having the password. This can be exploited by subscribing to a forum through an Insecure Direct Object Reference (IDOR).

Recommendations For versions prior to 1.8.15, update to version 1.8.15 to resolve the issue.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2018-1000503

Affected Products

Mybb

References · 4

• https://osv.dev/vulnerability/CVE-2018-1000503 · Vendor Advisory
• https://blog.mybb.com/2018/03/15/mybb-1-8-15-released-security-maintenance-release · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000503 · Security Note
• http://batterystapl.es/2018/03/local-file-inclusion-and-reading.html · Note