Arbitrary PHP Code Execution in vTiger CRM by vTiger
CVE-2013-3591

8.8HIGH

Key Information:

Vendor

Vtiger Crm

Status
Vtiger Crm
Vendor
CVE Published:
7 February 2020

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 43%

What is CVE-2013-3591?

The vulnerability in vTiger CRM versions 5.3 and 5.4 allows for arbitrary PHP code execution through the 'files' upload folder. Attackers can exploit this flaw by uploading malicious PHP scripts, which can then be executed on the server. This can lead to unauthorized access and control over the compromised system, potentially impacting sensitive data and operations. It is crucial for users of vTiger CRM to implement security measures to mitigate the risk of exploitation.

Affected Version(s)

vTiger CRM 5.3

vTiger CRM 5.4

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2013-3591 - Proof of Concept

References

https://community.rapid7.com/community/metasploit/blog/20...
x_refsource_MISC
https://community.rapid7.com/community/metasploit/blog/20...
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http://www.securityfocus.com/bid/63454
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EPSS Score

43% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.