CVE-2020-17506

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictMitigate this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 94%
  • Public exploit code is available (Metasploit, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 94%CVSS: 9.8Exploit: Metasploit · epss top5pct · epss high · public exploitExposed services: Not assessed

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

Artica Web Proxy 4.30.00000000 allows remote attacker to bypass privilege detection and gain web backend administrator privileges through SQL injection of the apikey parameter in fw.login.php.

CVSS v3
9.8
EG Score
9.8CRITICALmedium confidence
EG Risk
86
EG Risk 86/100CISA SSVC

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
Severity98% × 45%
Exploitation94% × 40%
Automatability30% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
94%
EPSS %ILE
99th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (EG-KEV: weaponized) · Automatable unknown (not published for this CVE) · Technical impact total (CVSS ≥ 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 12, 2020

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Oct 4, 2026
No fix on record yet.
generic

Packet Storm

http://packetstormsecurity.com/files/159267/Artica-Proxy-4.30.000000-Authentication-Bypass-Command-Injection.html
generic

Packet Storm

http://packetstormsecurity.com/files/158868/Artica-Proxy-4.3.0-Authentication-Bypass.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 2× in last 7d / 12× 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.

  1. 2026-10-05 17:39 UTCEPSS rescore
  2. 2026-09-30 15:13 UTCEG score recompute
  3. 2026-09-24 14:00 UTCEPSS rescore
  4. 2026-09-24 14:00 UTCEPSS rescore
  5. 2026-09-22 14:43 UTCEPSS rescore
  6. 2026-09-21 20:28 UTCEPSS rescore
  7. 2026-09-15 03:06 UTCEPSS rescore
  8. 2026-09-15 03:06 UTCEPSS rescore
  9. 2026-09-12 14:56 UTCEPSS rescore
  10. 2026-09-10 09:29 UTCEPSS rescore
  11. 2026-09-08 21:56 UTCEPSS rescore
  12. 2026-09-06 13:44 UTCEPSS rescore
  13. 2026-09-05 15:24 UTCEPSS rescore
  14. 2026-09-04 13:57 UTCEPSS rescore
  15. 2026-08-30 19:14 UTCEPSS rescore
  16. 2026-08-26 14:42 UTCEPSS rescore
  17. 2026-08-19 17:00 UTCEPSS rescore
  18. 2026-08-09 13:43 UTCEPSS rescore
  19. 2026-08-04 15:06 UTCEPSS rescore
  20. 2026-07-28 15:32 UTCEPSS rescore
  21. 2026-07-24 14:14 UTCEPSS rescore
  22. 2026-07-23 01:50 UTCEG score recompute
  23. 2026-07-22 22:36 UTCEG score recompute
  24. 2026-07-22 14:05 UTCEPSS rescore
  25. 2026-07-16 16:59 UTCEPSS rescore
Show 22 more
  1. 2026-07-04 06:29 UTCEPSS rescore
  2. 2026-07-04 06:28 UTCEPSS rescore
  3. 2026-06-23 21:31 UTCEPSS rescore
  4. 2026-06-23 21:31 UTCEPSS rescore
  5. 2026-06-21 14:54 UTCEPSS rescore
  6. 2026-06-21 14:54 UTCEPSS rescore
  7. 2026-06-19 19:23 UTCEPSS rescore
  8. 2026-06-15 17:46 UTCEPSS rescore
  9. 2026-06-13 22:58 UTCEPSS rescore
  10. 2026-06-13 22:58 UTCEPSS rescore
  11. 2026-06-11 13:58 UTCEPSS rescore
  12. 2026-06-10 22:16 UTCEPSS rescore
  13. 2026-06-10 22:16 UTCEPSS rescore
  14. 2026-06-06 13:45 UTCEPSS rescore
  15. 2026-06-06 13:45 UTCEPSS rescore
  16. 2026-06-04 13:10 UTCEPSS rescore
  17. 2026-06-04 13:10 UTCEPSS rescore
  18. 2026-05-29 13:42 UTCEPSS rescore
  19. 2026-05-28 13:43 UTCEPSS rescore
  20. 2026-05-28 13:43 UTCEPSS rescore
  21. 2026-05-23 03:47 UTCEG score recompute
  22. 2026-05-23 03:47 UTCGHSA enrichment

Publicly available exploits

(3 references)

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

  • Metasploitexploit/linux/http/artica_proxy_auth_bypass_service_cmds_peform_command_injection✓ verified
    First seen Aug 9, 2020

    Artica proxy 4.30.000000 Auth Bypass service-cmds-peform Command Injection

    Open source ↗
  • Exploit-DBEDB-48744
    First seen Aug 13, 2020

    Artica Proxy 4.3.0 - Authentication Bypass

    Open source ↗
  • Nucleihttp/cves/2020/CVE-2020-17506.yaml
    First seen Jan 1, 2020

    Artica Web Proxy 4.30 - Authentication Bypass/SQL Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2020-17506?
CVE-2020-17506 is a critical vulnerability published on August 12, 2020. Artica Web Proxy 4.30.00000000 allows remote attacker to bypass privilege detection and gain web backend administrator privileges through SQL injection of the apikey parameter in fw.login.php.
When was CVE-2020-17506 disclosed?
CVE-2020-17506 was first published on August 12, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-17506 actively exploited?
CVE-2020-17506 is not currently on CISA's Known Exploited Vulnerabilities catalog. EchelonGraph's EG-KEV model classifies it as weaponized: a functional public exploit exists. FIRST EPSS estimates a 94% probability of exploitation in the next 30 days (99th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2020-17506?
CVE-2020-17506 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2020-17506?
No fix for CVE-2020-17506 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.

Dependency Blast Radius

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