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[email protected]CVE-2023-5593

HistoryNov 20, 2023 - 12:15 p.m.

CVE-2023-5593

2023-11-2012:15:09

CWE-787

[email protected]

web.nvd.nist.gov

cve-2023-5593

windows

secuextender

ssl vpn client

vulnerability

privilege escalation

nvd

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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.

Affected configurations

NVD

Node

zyxelsecuextender_ssl_vpnMatch4.0.4.0windows

CPENameOperatorVersion
zyxel:secuextender_ssl_vpnzyxel secuextender ssl vpneq4.0.4.0

CPE	Name	Operator	Version
zyxel:secuextender_ssl_vpn	zyxel secuextender ssl vpn	eq	4.0.4.0

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "Windows"
    ],
    "product": "SecuExtender SSL VPN Client",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.4.0"
      }
    ]
  }
]

References

www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-out-of-bounds-write-vulnerability-in-secuextender-ssl-vpn-client-software

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

Related for CVE-2023-5593

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