Remote code execution in Zoho ManageEngine EventLog Analyzer (Apache Log4j component)



| Updated: 2024-10-25
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-44228
CWE-ID CWE-94
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
 Zoho ManageEngine EventLog Analyzer
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Zoho Corporation

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Code Injection

EUVDB-ID: #VU58816

Risk: Critical

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2021-44228

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation when processing LDAP requests. A remote attacker can send a specially crafted request to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, we are aware of attackers exploiting the vulnerability in the wild.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Zoho ManageEngine EventLog Analyzer: 12000 - 12211

CPE2.3 External links

https://www.manageengine.com/products/eventlog/features-new.html


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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