AMSS++ 4.7 contains an authentication bypass vulnerability that allows attackers to access administrative accounts using hardcoded credentials. Attackers can log in with the default admin username and password '1234' to gain unauthorized administrative access to the system.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00031.

Exploitation poc

Automatable yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Amss++ Project Subscribe
Amss++ Subscribe
Amss\+\+ Project Subscribe
Amss\+\+ Subscribe
Amssplus Subscribe
Amss Plus Subscribe

No data.

No data.

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Vendors Products
Amss++ Project Subscribe
Amss++ Subscribe
Amssplus Subscribe
Amss Plus Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.exploit-db.com/exploits/48114 cve-icon cve-icon
https://www.vulncheck.com/advisories/amss-backdoor-admin-account cve-icon cve-icon
History

Thu, 05 Mar 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Amss\+\+ Project
Amss\+\+ Project amss\+\+
CPEs cpe:2.3:a:amss\+\+_project:amss\+\+:4.7:*:*:*:*:*:*:*
Vendors & Products Amss\+\+ Project
Amss\+\+ Project amss\+\+

Tue, 17 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 10 Feb 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Mon, 09 Feb 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Amss++ Project
Amss++ Project amss++
Amssplus
Amssplus amss Plus
Vendors & Products Amss++ Project
Amss++ Project amss++
Amssplus
Amssplus amss Plus

Fri, 06 Feb 2026 23:30:00 +0000

Type Values Removed Values Added
Description AMSS++ 4.7 contains an authentication bypass vulnerability that allows attackers to access administrative accounts using hardcoded credentials. Attackers can log in with the default admin username and password '1234' to gain unauthorized administrative access to the system.
Title AMSS++ 4.7 - Backdoor Admin Account
Weaknesses CWE-798
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-05T01:28:09.704Z

Reserved: 2026-02-03T16:27:45.307Z

Link: CVE-2020-37135

cve-icon Vulnrichment

Updated: 2026-02-10T20:38:40.731Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-07T00:15:54.760

Modified: 2026-02-09T16:08:55.263

Link: CVE-2020-37135

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-09T10:45:00Z

Weaknesses