CVE-2023-20181

MEDIUM
6.1
CVSS Score
Published: August 3, 2023 at 09:22 PM UTC
Updated: June 17, 2026 at 05:29 AM UTC
25 products affected across 1 vendorSpa 514G FirmwareSpa 504G FirmwareSpa 501G Firmware

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.5%

Description

A vulnerability in the web-based management interface of Cisco Small Business SPA500 Series IP Phones could allow an unauthenticated, remote attacker to conduct XSS attacks. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected software. An attacker could exploit this vulnerability by persuading a user to click a crafted link. 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
cisco-spa501g (same device)
All versions
cisco-spa502g (same device)
All versions
cisco-spa504g (same device)
All versions
cisco-spa508g (same device)
All versions
cisco-spa509g (same device)
All versions
cisco-spa512g (same device)
All versions
cisco-spa514g (same device)
All versions
cisco-spa525g (same device)
All versions
cisco-spa500ds (same device)
All versions
cisco-spa500s (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

6.1MEDIUMcisco
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-80CWE-79

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