Privilege Escalation Vulnerability in Zyxel GS1900 Series Switches
CVE-2022-45853

6.7MEDIUM

Key Information:

Vendor
Zyxel
Status
Gs1900-8HP Firmware
Gs1900-8 Firmware
Vendor
CVE Published:
30 May 2023

Summary

A privilege escalation vulnerability exists in the firmware of Zyxel GS1900 series switches, specifically in the GS1900-8 and GS1900-8HP models. This flaw allows an authenticated local attacker with administrative rights to execute arbitrary system commands at the root level via SSH, potentially compromising the integrity and security of the device. Users are urged to apply firmware updates to mitigate this vulnerability.

Affected Version(s)

GS1900-8 firmware V2.70(AAHH.3)

GS1900-8HP firmware V2.70(AAHI.3)

References

https://www.zyxel.com/global/en/support/security-advisori...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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