Modification of user accounts in Vtiger CRM



| Updated: 2016-08-02
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-4834
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Vtiger CRM
Other software / Other software solutions

Vendor Vtiger

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Modification of user accounts

EUVDB-ID: #VU256

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-4834

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to modify user data on the target system.

The vulnerability exists due to a flaw in 'modules/Users/actions/Save.php' in the Users_Save_Action class. A remote authenticated attacker can create or modify user accounts via unspecified vectors.

Successful exploitation of this vulnerability may result in modification of system information.

Mitigation

A source code fix is available at:

http://code.vtiger.com/vtiger/vtigercrm/commit/7cdf9941197b4aa58114eafce3ce88fb418eb68c

Vulnerable software versions

Vtiger CRM: 6.4.0

CPE2.3 External links

https://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000126.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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