Denial of service in Splunk Enterprise



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-37439
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Splunk Enterprise
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Splunk Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU66554

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-37439

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of zip archives using the file monitoring input. A remote attacker can pass specially crafted .zip file to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Splunk Enterprise: 8.1.0 - 8.2.7

CPE2.3 External links

https://www.splunk.com/en_us/product-security/announcements/svd-2022-0803.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?

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



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