CVE-2020-8657: EyesOfNetwork Use of Hard-Coded Credentials Vulnerability

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: yes — in CISA KEV since 2021-11-03
EPSS: 91.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-02-06 · updated 2026-06-17
Weakness: CWE-798

Description

An issue was discovered in EyesOfNetwork 5.3. The installation uses the same API key (hardcoded as EONAPI_KEY in include/api_functions.php for API version 2.4.2) by default for all installations, hence allowing an attacker to calculate/guess the admin access token.

Affected products

Eyesofnetwork: 5.3-0

References

http://packetstormsecurity.com/files/156605/EyesOfNetwork-AutoDiscovery-Target-Command-Execution.html
https://github.com/EyesOfNetworkCommunity/eonapi/issues/17
http://packetstormsecurity.com/files/156605/EyesOfNetwork-AutoDiscovery-Target-Command-Execution.html
https://github.com/EyesOfNetworkCommunity/eonapi/issues/17
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8657

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