SB2023030603 - Multiple vulnerabilities in ADSelfService Plus

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improper control of interaction frequency (CVE-ID: N/A)

CWE-ID: CWE-799 - Improper Control of Interaction Frequency

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a brute-force attack.

The vulnerability exists due to missing protection against brute-force attacks in the Password Sync Agent. A remote attacker can perform a brute-force attack and gain unauthorized access to the application.

2) Input validation error (CVE-ID: CVE-2023-28342)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 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

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

The vulnerability exists due to insufficient validation of user-supplied input  within the DomainUserSSPLogonAuth method in the ADSelfService Plus Mobile App Authentication API. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.manageengine.com/products/self-service-password/release-notes.html#6218
• https://www.zerodayinitiative.com/advisories/ZDI-23-437/