CVEvulnerability

CVE-2021-35030

4.3 MEDIUM Published 2021-07-26 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-07-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.5 LOW — CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0 ([email protected])
2.3 LOW — AV:A/AC:M/Au:S/C:N/I:P/A:N
Weaknesses
CWE-79

Description

A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a cross-site scripting (XSS) attack via a crafted LLDP packet.

Affected configurations

• zyxel gs1900-8 firmware (< 2.70) • zyxel gs1900-8hp firmware (< 2.70) • zyxel gs1900-10hp firmware (< 2.70) • zyxel gs1900-16 firmware (< 2.70) • zyxel gs1900-24e firmware (< 2.70) • zyxel gs1900-24ep firmware (< 2.70) • zyxel gs1900-24 firmware (< 2.70) • zyxel gs1900-24hp firmware (< 2.70) • zyxel gs1900-24hpv2 firmware (< 2.70) • zyxel gs1900-48 firmware (< 2.70) • zyxel gs1900-48hp firmware (< 2.70) • zyxel gs1900-48hpv2 firmware (< 2.70)

Related

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References