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CVE-2021-35031

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2021
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

GS1900 series firmware

Vendor
Zyxel
Product
GS1900 series firmware
Platforms
Unknown
Default status
Unknown
GS1900 series firmware · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
2.60affectedUnavailableUnavailableUnavailableNone listed

XGS1210 series firmware

Vendor
Zyxel
Product
XGS1210 series firmware
Platforms
Unknown
Default status
Unknown
XGS1210 series firmware · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
1.00(ABTY.4)C0affectedUnavailableUnavailableUnavailableNone listed

XGS1250 series firmware

Vendor
Zyxel
Product
XGS1250 series firmware
Platforms
Unknown
Default status
Unknown
XGS1250 series firmware · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
1.00(ABWE.0)C0affectedUnavailableUnavailableUnavailableNone listed