CVE-2020-37135

AMSS++ 4.7 - Backdoor Admin Account

Published Feb 6, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
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\+\+
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'}

Type Values Removed Values Added
Metrics ssvc

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

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
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Mar 5, 2026, 1:28 AM
Reserved
Feb 3, 2026, 4:27 PM
Status
Deferred
Published
Feb 7, 2026, 12:15 AM
Modified
Jun 17, 2026, 3:17 AM