CVE-2016-9420

CRITICAL

MyBB and MyBB Merge System < 1.8.8 - Remote Code Execution via Loose Comparison False Positives

Title source: llm
STIX 2.1

Description

MyBB (aka MyBulletinBoard) before 1.8.8 and MyBB Merge System before 1.8.8 allow remote attackers to have unspecified impact via vectors related to "loose comparison false positives."

References (4)

Core 4
Core References
Patch, Release Notes, Vendor Advisory x_refsource_confirm
https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/18/1
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/10/8
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/94396

Scores

CVSS v3 9.8
EPSS 0.0256
EPSS Percentile 83.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (2)
mybb/merge_system < 1.8.7
mybb/mybb < 1.8.7
Published Jan 31, 2017
Tracked Since Feb 18, 2026