CVE-2020-3121
MEDIUMCisco Small Business Smart and Managed Switches - XSS
Title source: llmDescription
A vulnerability in the web-based management interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected device. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link and access a specific page. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200122-sbsms-xss
Scores
CVSS v3
6.1
EPSS
0.0107
EPSS Percentile
60.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (45)
cisco/sf350-48_firmware
< 2.5.0.90
cisco/sf350-48mp_firmware
< 2.5.0.90
cisco/sf350-48p_firmware
< 2.5.0.90
cisco/sf550x-24_firmware
< 2.5.0.90
cisco/sf550x-24p_firmware
< 2.5.0.90
cisco/sf550x-48_firmware
< 2.5.0.90
cisco/sf550x-48mp_firmware
< 2.5.0.90
cisco/sf550x-48p_firmware
< 2.5.0.90
cisco/sg250-08_firmware
< 2.5.0.90
cisco/sg250-08hp_firmware
< 2.5.0.90
... and 35 more
Published
Jan 26, 2020
Tracked Since
Feb 18, 2026