Access Restriction Bypass in MyBB Forum Software
CVE-2015-8973

8.3HIGH

Key Information:

Vendor

Mybb

Status
Mybb
Merge System
Vendor
CVE Published:
31 January 2017

What is CVE-2015-8973?

The MyBB forum software contains a vulnerability in the xmlhttp.php file that allows remote attackers to bypass intended access restrictions by exploiting weaknesses related to the forum password. This vulnerability affects users of MyBB prior to version 1.6.18, as well as those using versions in the 1.8.x line before 1.8.6, including the MyBB Merge System. Attackers could potentially gain unauthorized access to sensitive areas of the forum, compromising user data and undermining the integrity of the platform.

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References

https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-...
x_refsource_CONFIRM
http://www.securityfocus.com/bid/94397
vdb-entryx_refsource_BID
http://www.openwall.com/lists/oss-security/2016/11/18/1
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
8.3
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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