VulnerabilityModified
CVE-2021-35030
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.
MEDIUM 4.3EPSS 0.27%
Does this matter?
Lower severity and a low EPSS score (0.27%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 4.3 MEDIUMCVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.27% probability · 19th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- zyxel/gs1900-8 firmware · zyxel/gs1900-8hp firmware · zyxel/gs1900-10hp firmware · zyxel/gs1900-16 firmware · zyxel/gs1900-24e firmware · zyxel/gs1900-24ep firmware · zyxel/gs1900-24 firmware · zyxel/gs1900-24hp firmware · zyxel/gs1900-24hpv2 firmware · zyxel/gs1900-48 firmware · zyxel/gs1900-48hp firmware · zyxel/gs1900-48hpv2 firmware
- Source
- security@zyxel.com.tw
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.