CVE-2024-6592

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2024-09-25. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.1Exploit: Elevated riskExposed: 0

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

Incorrect Authorization vulnerability in the protocol communication between the WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows and the WatchGuard Single Sign-On Client on Windows and MacOS allows Authentication Bypass.This issue affects the Authentication Gateway: through 12.10.2; Windows Single Sign-On Client: through 12.7; MacOS Single Sign-On Client: through 12.5.4.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
72(Track)
EG Risk 72/100SSVC: Track

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
Severity91% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
60%
KEV
Not listed

Published

September 25, 2024

Last Modified

October 15, 2025

Advisory Details (1)

Auto-updated Jul 20, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

WatchGuard Firebox Single Sign-On Agent Protocol Authorization Bypass | WatchGuard Technologies

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2024-00014

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 40× 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 103 total refreshes for this CVE.

  1. 2026-07-26 14:53 UTCEPSS rescore
  2. 2026-07-25 14:17 UTCEPSS rescore
  3. 2026-07-25 14:17 UTCEPSS rescore
  4. 2026-07-24 14:16 UTCEPSS rescore
  5. 2026-07-23 14:17 UTCEPSS rescore
  6. 2026-07-23 14:17 UTCEPSS rescore
  7. 2026-07-23 02:46 UTCEG score recompute
  8. 2026-07-22 14:07 UTCEPSS rescore
  9. 2026-07-21 15:23 UTCEPSS rescore
  10. 2026-07-20 17:07 UTCEPSS rescore
  11. 2026-07-19 14:30 UTCEPSS rescore
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  24. 2026-07-09 19:09 UTCEPSS rescore
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  1. 2026-07-08 15:14 UTCEPSS rescore
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  20. 2026-06-24 14:04 UTCEPSS rescore
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  22. 2026-06-23 21:32 UTCEPSS rescore
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  25. 2026-06-21 14:56 UTCEPSS rescore
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  27. 2026-06-21 01:59 UTCEPSS rescore
  28. 2026-06-19 19:25 UTCEPSS rescore
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  30. 2026-06-18 17:52 UTCEPSS rescore
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  40. 2026-06-11 13:59 UTCEPSS rescore
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  42. 2026-06-10 22:18 UTCEPSS rescore
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  44. 2026-06-10 13:21 UTCEPSS rescore
  45. 2026-06-08 14:16 UTCEPSS rescore
  46. 2026-06-08 14:16 UTCEPSS rescore
  47. 2026-06-07 15:24 UTCEPSS rescore
  48. 2026-06-07 15:24 UTCEPSS rescore
  49. 2026-06-06 13:46 UTCEPSS rescore
  50. 2026-06-06 13:46 UTCEPSS rescore
  51. 2026-06-05 22:46 UTCEPSS rescore
  52. 2026-06-05 22:46 UTCEPSS rescore
  53. 2026-06-05 06:09 UTCEPSS rescore
  54. 2026-06-05 06:09 UTCEPSS rescore
  55. 2026-06-04 13:11 UTCEPSS rescore
  56. 2026-06-04 13:11 UTCEPSS rescore
  57. 2026-06-02 20:12 UTCEPSS rescore
  58. 2026-06-02 20:12 UTCEPSS rescore
  59. 2026-06-01 13:51 UTCEPSS rescore
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  62. 2026-05-31 22:30 UTCEPSS rescore
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  64. 2026-05-31 00:16 UTCEPSS rescore
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  66. 2026-05-29 13:43 UTCEPSS rescore
  67. 2026-05-28 13:44 UTCEPSS rescore
  68. 2026-05-28 13:44 UTCEPSS rescore
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  70. 2026-05-27 13:40 UTCEPSS rescore
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  72. 2026-05-26 13:43 UTCEPSS rescore
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  74. 2026-05-26 07:18 UTCEPSS rescore
  75. 2026-05-26 07:18 UTCEPSS rescore

Publicly available exploits

(1 reference)

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

  • GitHub PoCRedTeamPentesting/watchguard-sso-client
    First seen Sep 17, 2024

    Client Implementation for the WatchGuard SSO Agent Protocol used for Security Research (CVE-2024-6592, CVE-2024-6593, CVE-2024-6594)

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2024-6592?
CVE-2024-6592 is a critical vulnerability published on September 25, 2024. Incorrect Authorization vulnerability in the protocol communication between the WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows and the WatchGuard Single Sign-On Client on Windows and MacOS allows Authentication Bypass.This issue affects the Authentication Gateway: through…
When was CVE-2024-6592 disclosed?
CVE-2024-6592 was first published in the National Vulnerability Database on September 25, 2024, with the most recent update on October 15, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-6592 actively exploited?
CVE-2024-6592 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 40.0% of all scored CVEs.
What is the CVSS score of CVE-2024-6592?
CVE-2024-6592 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2024-6592?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-6592, 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

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