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

Source: https://junglewise.ai/threats/cve-2020-8657-eyesofnetwork-use-of-hard-coded-credentials-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-11-03. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2020-8657 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2021-11-03

EyesOfNetwork 5.3 uses a hard-coded API key (EONAPI_KEY) by default in include/api_functions.php. This allows remote attackers to calculate or guess the administrative access token, leading to unauthorized administrative access.

## Quick answers

**Is CVE-2020-8657 exploited in the wild?** Yes. CVE-2020-8657 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.

**How severe is CVE-2020-8657?** Critical severity, with a CVSS score of 9.8, published 3 November 2021.

**Which products and versions are affected?** EyesOfNetwork EyesOfNetwork 5.3; EyesOfNetwork eonweb 5.3.

**Is there a fix for CVE-2020-8657?** A patch was published on 2022-05-03: CISA due date for applying updates Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2020-8657 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2020-8657?** Check whether you run Eyesofnetwork. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- EyesOfNetwork EyesOfNetwork 5.3
- EyesOfNetwork eonweb 5.3

## Timeline

- 2020-02-06: disclosed: NVD Published Date
- 2021-11-03: kev added: Date added to CISA Known Exploited Vulnerabilities Catalog
- 2022-05-03: patched: CISA due date for applying updates

## Related threats

- [EyesOfNetwork Improper Privilege Management Vulnerability](https://junglewise.ai/threats/cve-2020-8655-eyesofnetwork-improper-privilege-management-vulnerability)