How severe is CVE-2023-5993?

CVE-2023-5993 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-5993 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5993?

CVE-2023-5993 primarily affects Thalesgroup Safenet Authentication Client. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-5993?

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

Does CVE-2023-5993 have an EU (EUVD) identifier?

Yes. CVE-2023-5993 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58260.

When was CVE-2023-5993 published?

CVE-2023-5993 was published on 2024-02-27 and last updated on 2026-06-17.

CVE-2023-5993

CVE-2023-5993 is a high-severity vulnerability in Thalesgroup Safenet Authentication Client with a CVSS 3.x base score of 7.8. 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-58260
Weakness: CWE-269
Affected product: Thalesgroup Safenet Authentication Client
Published: 2024-02-27
Last modified: 2026-06-17

Description

A flaw in the Windows Installer in Thales SafeNet Authentication Client prior to 10.8 R10 on Windows allows an attacker to escalate their privilege level via local access.

Frequently asked questions

What is CVE-2023-5993?: A flaw in the Windows Installer in Thales SafeNet Authentication Client prior to 10.8 R10 on Windows allows an attacker to escalate their privilege level via local access.
How severe is CVE-2023-5993?: CVE-2023-5993 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-5993 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5993?: CVE-2023-5993 primarily affects Thalesgroup Safenet Authentication Client. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-5993?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-5993 have an EU (EUVD) identifier?: Yes. CVE-2023-5993 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58260.
When was CVE-2023-5993 published?: CVE-2023-5993 was published on 2024-02-27 and last updated on 2026-06-17.

References

https://supportportal.thalesgroup.com

Affected products (7)

cpe:2.3:a:thalesgroup:safenet_authentication_client:*:*:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:-:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:r1:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:r5:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:r6:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:r8:*:*:*:*:*:*
cpe:2.3:a:thalesgroup:safenet_authentication_client:10.8:r9:*:*:*:*:*:*

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