Multiple vulnerabilities in MyBB



| Updated: 2020-08-11
Risk Medium
Patch available NO
Number of vulnerabilities 2
CVE-ID CVE-2012-5908
CVE-2012-5909
CWE-ID CWE-79
CWE-89
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #2 is available.
Vulnerable software
 MyBB
Other software / Other software solutions

Vendor MyBB Group

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting

EUVDB-ID: #VU43333

Risk: Low

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2012-5908

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: Yes

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in admin/modules/user/users.php in MyBB (aka MyBulletinBoard) 1.6.6 when processing conditions. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

MyBB: 1.6.6

CPE2.3 External links

https://osvdb.org/80633
https://packetstormsecurity.org/files/111238/MyBB-1.6.6-Cross-Site-Scripting-SQL-Injection.html
https://www.securityfocus.com/bid/52743
https://exchange.xforce.ibmcloud.com/vulnerabilities/74397


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) SQL injection

EUVDB-ID: #VU43334

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2012-5909

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the conditions[usergroup][] parameter in a search action to admin/index.php. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

MyBB: 1.6.6

CPE2.3 External links

https://osvdb.org/80634
https://packetstormsecurity.org/files/111238/MyBB-1.6.6-Cross-Site-Scripting-SQL-Injection.html
https://www.securityfocus.com/bid/52743
https://exchange.xforce.ibmcloud.com/vulnerabilities/74396


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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