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.
Published 2023-11-20 12:15:09
Updated 2023-11-30 15:14:15
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionGain privilege

Products affected by CVE-2023-5593

Exploit prediction scoring system (EPSS) score for CVE-2023-5593

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-5593

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
Zyxel Corporation

CWE ids for CVE-2023-5593

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: security@zyxel.com.tw (Secondary)
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