CVE-2021-33256

Published: Aug 9, 2021Modified: Jun 17, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

A CSV injection vulnerability on the login panel of ManageEngine ADSelfService Plus Version: 6.1 Build No: 6101 can be exploited by an unauthenticated user. The j_username parameter seems to be vulnerable and a reverse shell could be obtained if a privileged user exports "User Attempts Audit Report" as CSV file. Note: The vendor disputes this vulnerability, claiming "This is not a valid vulnerability in our ADSSP product. We don't see this as a security issue at our side.

Affected (1)

Products: Zohocorp: Manageengine Adselfservice Plus

1 product

Manageengine Adselfservice Plus

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Zohocorp Manageengine Adselfservice Plus	Version 6.1 6101

Related CWEs

Improper Neutralization of Formula Elements in a CSV File

The product saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by a spreadsheet product.

References (2)

https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection

Source: cve@mitre.org

ExploitThird Party Advisory

https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.