Multiple vulnerabilities in ADSelfService Plus



Published: 2023-03-06 | Updated: 2023-04-12
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-28342
CWE-ID CWE-799
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Zoho ManageEngine ADSelfService Plus
Client/Desktop applications / Software for system administration

Vendor Zoho Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper control of interaction frequency

EUVDB-ID: #VU72759

Risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

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

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zoho ManageEngine ADSelfService Plus: 6200 - 6217

External links

http://www.manageengine.com/products/self-service-password/release-notes.html#6218


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Input validation error

EUVDB-ID: #VU72761

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-28342

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 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zoho ManageEngine ADSelfService Plus: 6200 - 6217

External links

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


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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