How severe is CVE-2024-6593?

CVE-2024-6593 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-6593 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-6593?

CVE-2024-6593 affects Watchguard Authentication Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-6593?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-6593 have an EU (EUVD) identifier?

Yes. CVE-2024-6593 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47658.

When was CVE-2024-6593 published?

CVE-2024-6593 was published on 2024-09-25 and last updated on 2026-08-08.

CVE-2024-6593

CVE-2024-6593 is a critical-severity vulnerability in Watchguard Authentication Gateway with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v4: 9.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-47658
Weakness: CWE-863
Affected product: Watchguard Authentication Gateway
Published: 2024-09-25
Last modified: 2026-08-08

Description

Incorrect Authorization vulnerability in WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows allows an attacker with network access to execute restricted management commands. An attacker that has already gained network access could exploit this vulnerability to retrieve authenticated usernames and group memberships from the Single Sign-On Agent or tamper with the agent configuration. This vulnerability cannot be used by an attacker to gain access to user credentials.

Frequently asked questions

What is CVE-2024-6593?: Incorrect Authorization vulnerability in WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows allows an attacker with network access to execute restricted management commands. An attacker that has already gained network access could exploit this vulnerability to retrieve authenticated usernames and group memberships from the Single Sign-On Agent or tamper with the agent configuration. This vulnerability cannot be used by an attacker to gain access to user credentials.
How severe is CVE-2024-6593?: CVE-2024-6593 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-6593 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-6593?: CVE-2024-6593 affects Watchguard Authentication Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-6593?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-6593 have an EU (EUVD) identifier?: Yes. CVE-2024-6593 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47658.
When was CVE-2024-6593 published?: CVE-2024-6593 was published on 2024-09-25 and last updated on 2026-08-08.

References

Affected products (1)

cpe:2.3:a:watchguard:authentication_gateway:*:*:*:*:*:*:*:*

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