CVE-2021-35031

MEDIUM

6.8

Description

A vulnerability in the TFTP client of Zyxel GS1900 series firmware, XGS1210 series firmware, and XGS1250 series firmware, which could allow an authenticated LAN user to execute arbitrary OS commands via the GUI of the vulnerable device.

CVE Details

CVSS v3.1 Score6.8

SeverityMEDIUM

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

Attack VectorADJACENT_NETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published12/28/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

zyxel:gs1900-10hpzyxel:gs1900-10hp_firmwarezyxel:gs1900-16zyxel:gs1900-16_firmwarezyxel:gs1900-24zyxel:gs1900-24_firmwarezyxel:gs1900-24ezyxel:gs1900-24e_firmwarezyxel:gs1900-24epzyxel:gs1900-24ep_firmwarezyxel:gs1900-24hpzyxel:gs1900-24hp_firmwarezyxel:gs1900-24hpv2zyxel:gs1900-24hpv2_firmwarezyxel:gs1900-48zyxel:gs1900-48_firmwarezyxel:gs1900-48hpzyxel:gs1900-48hp_firmwarezyxel:gs1900-48hpv2zyxel:gs1900-48hpv2_firmwarezyxel:gs1900-8zyxel:gs1900-8_firmwarezyxel:gs1900-8hpzyxel:gs1900-8hp_firmwarezyxel:xgs1210-12zyxel:xgs1210-12_firmwarezyxel:xgs1250-12zyxel:xgs1250-12_firmware

Weaknesses (CWE)

CWE-78CWE-78

References

https://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtml(security@zyxel.com.tw)

https://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtml(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.