Multiple vulnerabilities in MyBB

1) SQL injection

EUVDB-ID: #VU43735

Risk: Medium

CVSSv4.0: 2.7 [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:U/U:Green]

CVE-ID: CVE-2012-2325

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

Exploit availability: No

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. 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: 1.0 - 1.6.5

CPE2.3

External links

https://blog.mybb.com/2012/04/01/mybb-1-6-7-update-1-8-development/
https://www.openwall.com/lists/oss-security/2012/05/07/13
https://www.openwall.com/lists/oss-security/2012/05/07/14
https://www.securityfocus.com/bid/53417

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.

2) Cross-site scripting

EUVDB-ID: #VU43736

Risk: Low

CVSSv4.0: 2.7 [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:U/U:Clear]

CVE-ID: CVE-2012-2326

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

Exploit availability: No

Description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the Admin Control Panel (ACP) in MyBB (aka MyBulletinBoard) before 1.6.7 when processing a malformed file name in an orphaned attachment. 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: 1.0 - 1.6.5

CPE2.3

External links

https://blog.mybb.com/2012/04/01/mybb-1-6-7-update-1-8-development/
https://www.openwall.com/lists/oss-security/2012/05/07/13
https://www.openwall.com/lists/oss-security/2012/05/07/14
https://www.securityfocus.com/bid/53417

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.

3) Information disclosure

EUVDB-ID: #VU43737

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-2327

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

MyBB (aka MyBulletinBoard) before 1.6.7 allows remote attackers to obtain sensitive information via a malformed forumread cookie, which reveals the installation path in an error message.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MyBB: 1.0 - 1.6.5

CPE2.3

External links

https://blog.mybb.com/2012/04/01/mybb-1-6-7-update-1-8-development/
https://www.openwall.com/lists/oss-security/2012/05/07/13
https://www.openwall.com/lists/oss-security/2012/05/07/14
https://www.securityfocus.com/bid/53417

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.

4) SQL injection

EUVDB-ID: #VU43738

Risk: Medium

CVSSv4.0: 2.7 [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:U/U:Green]

CVE-ID: CVE-2012-2324

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

Exploit availability: No

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. 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: 1.0 - 1.6.5

CPE2.3

External links

https://blog.mybb.com/2012/04/01/mybb-1-6-7-update-1-8-development/
https://www.openwall.com/lists/oss-security/2012/05/07/13
https://www.openwall.com/lists/oss-security/2012/05/07/14
https://www.securityfocus.com/bid/53417

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.

Risk	Medium
Patch available	NO
Number of vulnerabilities	4
CVE-ID	CVE-2012-2325 CVE-2012-2326 CVE-2012-2327 CVE-2012-2324
CWE-ID	CWE-89 CWE-79 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	MyBB Other software / Other software solutions
Vendor	MyBB Group