HIGH · 7.8

CVE-2023-5593

The out-of-bounds write vulnerability in the Windows-based SecuExtender SSL VPN Client software version 4.0.4.0 could allow an authenticated local user to gain a privilege escalation by sending a craf...

Vulnerability Description

The out-of-bounds write vulnerability in the Windows-based SecuExtender SSL VPN Client software version 4.0.4.0 could allow an authenticated local user to gain a privilege escalation by sending a crafted CREATE message.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
ZyxelSecuextender Ssl Vpn4.0.4.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-5593?

CVE-2023-5593 is a vulnerability with a CVSS score of 7.8 (HIGH). The out-of-bounds write vulnerability in the Windows-based SecuExtender SSL VPN Client software version 4.0.4.0 could allow an authenticated local user to gain a privilege escalation by sending a craf...

How severe is CVE-2023-5593?

CVE-2023-5593 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-5593?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Secuextender Ssl Vpn.