#VU71514 Resource exhaustion in Zoho ManageEngine ServiceDesk Plus - CVE-2023-26601

Vulnerability identifier: #VU71514

Vulnerability risk: Medium

CVSSv4.0: 5.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U/U:Green]

CVE-ID: CVE-2023-26601

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Zoho ManageEngine ServiceDesk Plus
Web applications / Remote management & hosting panels

Vendor: Zoho Corporation

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources in the images upload feature (ImageUploadServlet). A remote user can upload unlimited number of images, consume all available disk space and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoho ManageEngine ServiceDesk Plus: 14.0 14000 - 14.1 14103

---

External links
https://www.manageengine.com/products/service-desk/on-premises/readme.html#14104
https://www.manageengine.com/products/service-desk/CVE-2023-26601.html
https://www.zerodayinitiative.com/advisories/ZDI-23-230/

---

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.