CVE-2020-8655

HIGHNVD 7.89.0
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
7.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 60%CVSS: 7.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An issue was discovered in EyesOfNetwork 5.3. The sudoers configuration is prone to a privilege escalation vulnerability, allowing the apache user to run arbitrary commands as root via a crafted NSE script for nmap 7.

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
99.0%
KEV
⚠ Exploited

Published

February 7, 2020

Last Modified

November 10, 2025

Advisory Details (3)

Auto-updated Jun 4, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8655
generic

Elevation de privilèges possible depuis l'utilisateur apache. · Issue #8 · EyesOfNetworkCommunity/eonconf · GitHub

https://github.com/EyesOfNetworkCommunity/eonconf/issues/8

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 48× in last 7d / 206× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 384 total refreshes for this CVE.

  1. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 01:55 UTCEG score recompute
  4. 2026-07-22 22:16 UTCEG score recompute
  5. 2026-07-22 22:16 UTCGHSA enrichment
  6. 2026-07-22 19:40 UTCCISA KEV update
  7. 2026-07-22 17:52 UTCEG score recompute
  8. 2026-07-22 17:52 UTCGHSA enrichment
  9. 2026-07-22 14:05 UTCEPSS rescore
  10. 2026-07-22 13:28 UTCGHSA enrichment
  11. 2026-07-22 09:06 UTCGHSA enrichment
  12. 2026-07-22 04:44 UTCGHSA enrichment
  13. 2026-07-22 00:21 UTCGHSA enrichment
  14. 2026-07-21 19:37 UTCEG score recompute
  15. 2026-07-21 19:37 UTCGHSA enrichment
  16. 2026-07-21 15:22 UTCEPSS rescore
  17. 2026-07-21 15:22 UTCEPSS rescore
  18. 2026-07-21 15:13 UTCGHSA enrichment
  19. 2026-07-21 14:37 UTCCISA KEV update
  20. 2026-07-21 10:49 UTCGHSA enrichment
  21. 2026-07-21 06:24 UTCGHSA enrichment
  22. 2026-07-21 02:00 UTCGHSA enrichment
  23. 2026-07-20 21:37 UTCGHSA enrichment
  24. 2026-07-20 17:15 UTCEG score recompute
  25. 2026-07-20 17:15 UTCGHSA enrichment
Show 75 more
  1. 2026-07-20 17:04 UTCEPSS rescore
  2. 2026-07-20 17:04 UTCEPSS rescore
  3. 2026-07-20 12:52 UTCGHSA enrichment
  4. 2026-07-20 08:30 UTCGHSA enrichment
  5. 2026-07-20 04:07 UTCGHSA enrichment
  6. 2026-07-19 23:45 UTCGHSA enrichment
  7. 2026-07-19 19:23 UTCGHSA enrichment
  8. 2026-07-19 15:00 UTCGHSA enrichment
  9. 2026-07-19 10:37 UTCGHSA enrichment
  10. 2026-07-19 06:11 UTCEG score recompute
  11. 2026-07-19 06:11 UTCGHSA enrichment
  12. 2026-07-19 02:26 UTCEPSS rescore
  13. 2026-07-19 02:26 UTCEPSS rescore
  14. 2026-07-19 01:49 UTCGHSA enrichment
  15. 2026-07-18 21:27 UTCGHSA enrichment
  16. 2026-07-18 17:04 UTCGHSA enrichment
  17. 2026-07-18 12:41 UTCEG score recompute
  18. 2026-07-18 12:41 UTCGHSA enrichment
  19. 2026-07-18 10:02 UTCEPSS rescore
  20. 2026-07-18 08:19 UTCGHSA enrichment
  21. 2026-07-18 03:56 UTCGHSA enrichment
  22. 2026-07-17 23:33 UTCGHSA enrichment
  23. 2026-07-17 19:10 UTCGHSA enrichment
  24. 2026-07-17 14:47 UTCGHSA enrichment
  25. 2026-07-17 10:25 UTCEG score recompute
  26. 2026-07-17 10:25 UTCGHSA enrichment
  27. 2026-07-17 06:02 UTCGHSA enrichment
  28. 2026-07-17 01:39 UTCGHSA enrichment
  29. 2026-07-16 21:17 UTCGHSA enrichment
  30. 2026-07-16 17:04 UTCCISA KEV update
  31. 2026-07-16 17:00 UTCEPSS rescore
  32. 2026-07-16 16:54 UTCGHSA enrichment
  33. 2026-07-16 12:31 UTCGHSA enrichment
  34. 2026-07-16 08:09 UTCGHSA enrichment
  35. 2026-07-16 03:46 UTCGHSA enrichment
  36. 2026-07-15 23:23 UTCGHSA enrichment
  37. 2026-07-15 19:00 UTCGHSA enrichment
  38. 2026-07-15 16:55 UTCEPSS rescore
  39. 2026-07-15 16:55 UTCEPSS rescore
  40. 2026-07-15 16:49 UTCCISA KEV update
  41. 2026-07-15 15:04 UTCCISA KEV update
  42. 2026-07-15 14:38 UTCGHSA enrichment
  43. 2026-07-15 10:14 UTCGHSA enrichment
  44. 2026-07-15 05:50 UTCGHSA enrichment
  45. 2026-07-15 01:57 UTCEPSS rescore
  46. 2026-07-15 01:27 UTCGHSA enrichment
  47. 2026-07-14 21:05 UTCGHSA enrichment
  48. 2026-07-14 18:05 UTCCISA KEV update
  49. 2026-07-14 16:43 UTCGHSA enrichment
  50. 2026-07-14 12:21 UTCGHSA enrichment
  51. 2026-07-14 07:58 UTCGHSA enrichment
  52. 2026-07-14 03:34 UTCGHSA enrichment
  53. 2026-07-13 23:12 UTCGHSA enrichment
  54. 2026-07-13 18:50 UTCGHSA enrichment
  55. 2026-07-13 17:07 UTCCISA KEV update
  56. 2026-07-13 14:27 UTCGHSA enrichment
  57. 2026-07-13 10:04 UTCGHSA enrichment
  58. 2026-07-13 06:10 UTCEPSS rescore
  59. 2026-07-13 06:10 UTCEPSS rescore
  60. 2026-07-13 05:40 UTCGHSA enrichment
  61. 2026-07-13 01:17 UTCGHSA enrichment
  62. 2026-07-12 20:55 UTCGHSA enrichment
  63. 2026-07-12 16:33 UTCGHSA enrichment
  64. 2026-07-12 12:10 UTCGHSA enrichment
  65. 2026-07-12 07:48 UTCGHSA enrichment
  66. 2026-07-12 05:44 UTCEPSS rescore
  67. 2026-07-12 05:44 UTCEPSS rescore
  68. 2026-07-12 03:25 UTCGHSA enrichment
  69. 2026-07-11 23:02 UTCGHSA enrichment
  70. 2026-07-11 18:39 UTCGHSA enrichment
  71. 2026-07-11 14:17 UTCGHSA enrichment
  72. 2026-07-11 09:55 UTCGHSA enrichment
  73. 2026-07-11 08:25 UTCEPSS rescore
  74. 2026-07-11 08:25 UTCEPSS rescore
  75. 2026-07-11 05:32 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-48169✓ verified
    First seen Mar 5, 2020

    EyesOfNetwork - AutoDiscovery Target Command Execution (Metasploit)

    Open source ↗
  • Exploit-DBEDB-48025
    First seen Feb 7, 2020

    EyesOfNetwork 5.3 - Remote Code Execution

    Open source ↗
  • Metasploitexploit/linux/http/eyesofnetwork_autodiscovery_rce✓ verified
    First seen Feb 6, 2020

    EyesOfNetwork 5.1-5.3 AutoDiscovery Target Command Execution

    Open source ↗

Frequently asked(6)

What is CVE-2020-8655?
CVE-2020-8655 is a high vulnerability published on February 7, 2020. An issue was discovered in EyesOfNetwork 5.3. The sudoers configuration is prone to a privilege escalation vulnerability, allowing the apache user to run arbitrary commands as root via a crafted NSE script for nmap 7.
When was CVE-2020-8655 disclosed?
CVE-2020-8655 was first published in the National Vulnerability Database on February 7, 2020, with the most recent update on November 10, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-8655 actively exploited?
Yes. CISA added CVE-2020-8655 to the Known Exploited Vulnerabilities catalog on November 3, 2021, affecting EyesOfNetwork EyesOfNetwork. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2020-8655?
CVE-2020-8655 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2020-8655?
CVE-2020-8655 affects EyesOfNetwork EyesOfNetwork. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2020-8655?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-8655, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2020-8655

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