本ページは cisco spa300_firmware に影響する公開済み CVE（NVD の CPE 経由で関連付け）を列挙します。各行に深刻度指標・概要・公開日が含まれます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2017-12271 | 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. | [email protected] | 8.8 | 0.98% | 2017-10-19 | 2026-06-16 |
| CVE-2016-1469 | The HTTP framework on Cisco SPA300, SPA500, and SPA51x devices allows remote attackers to cause a denial of service (device outage) via a series of malformed HTTP requests, aka Bug ID CSCut67385. | [email protected] | 7.5 | 3.04% | 2016-09-11 | 2026-06-16 |
| CVE-2015-6403 | The TFTP implementation on Cisco Small Business SPA30x, SPA50x, SPA51x phones 7.5.7 improperly validates firmware-image file integrity, which allows local users to load a Trojan horse image by leveraging shell access, aka Bug ID CSCut67400. | [email protected] | 7.2 | 0.38% | 2015-12-15 | 2026-06-16 |
| CVE-2015-0670 | The default configuration of Cisco Small Business IP phones SPA 300 7.5.5 and SPA 500 7.5.5 does not properly support authentication, which allows remote attackers to read audio-stream data or originate telephone calls via a crafted XML request, aka Bug ID CSCuo52482. | [email protected] | 6.4 | 1.76% | 2015-03-20 | 2026-06-16 |