CVE-2020-37135

CRITICAL EPSS 34.2%
Published Feb 7, 20264mo ago · Modified Jun 17, 20261w ago
9.3 CVSS 4.0
Critical
Find Similar
Published Feb 7, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.3
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
34.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-798 Use of Hard-coded Credentials Authentication

References 2

  • exploit-db.com https://www.exploit-db.com/exploits/48114
  • vulncheck.com https://www.vulncheck.com/advisories/amss-backdoor-admin-account

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.