Cross-site request forgery in Cisco SPA300 and SPA500 Series IP Phones
Priority MEDIUM 40CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
A vulnerability in Cisco SPA300 and SPA500 Series IP Phones could allow an unauthenticated, remote attacker to execute unwanted actions on an affected device. The vulnerability is due to a lack of cross-site request forgery (CSRF) protection. An attacker could exploit this vulnerability by tricking the user of a web application into executing an adverse action. Cisco Bug IDs: CSCuz88421, CSCuz91356, CSCve56308.
Why it matters now
EPSS 0.00982 62nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Cisco SPA300 and SPA500 Series IP Phones | Cisco SPA300 and SPA500 Series IP Phones | — | No fix listed | CNA |
- Cisco SPA300 and SPA500 Series IP Phones Vendor— Affected Cisco SPA300 and SPA500 Series IP Phones Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:spa300_firmware:*:*:*:*:*:*:*:* | up to 7.5.5 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:spa500_firmware:*:*:*:*:*:*:*:* | up to 7.5.5 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:spa300_series_ip_phone:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:spa500_series_ip_phone:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
- cpe:2.3:o:cisco:spa300_firmware:*:*:*:*:*:*:*:* Versions up to 7.5.5 Vulnerable ·Cisco
- cpe:2.3:o:cisco:spa500_firmware:*:*:*:*:*:*:*:* Versions up to 7.5.5 Vulnerable ·Cisco
- cpe:2.3:h:cisco:spa300_series_ip_phone:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:spa500_series_ip_phone:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12271
- 2026-10-03 Alias added: GHSA-wp8q-4497-mj3j
References
More Cisco Spa300 Firmware vulnerabilities
- TI-2016-01357 The HTTP framework on Cisco SPA300, SPA500, and SPA51x devices allows remote attackers to… CVSS 3.1HIGH 7.5
- TI-2015-05386 The TFTP implementation on Cisco Small Business SPA30x, SPA50x, SPA51x phones 7.5.7… CVSS 2.0HIGH 7.2
- TI-2015-00621 The default configuration of Cisco Small Business IP phones SPA 300 7.5.5 and SPA 500… CVSS 2.0MEDIUM 6.4
Sources
- CVE-2017-12271 · CVE Program
- CVE-2017-12271 · NVD
- FIRST EPSS
- GHSA-wp8q-4497-mj3j · GitHub Advisory Database · CC BY 4.0
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