Cisco SPA300 Firmware vulnerabilities

4 CVEs affecting Cisco SPA300 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2017-12271, published 2017-10-19.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2016-1469, published 2016-09-12. High severity, CVSS 7.5. EPSS: 3% chance of exploitation in the next 30 days. 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.
CVE-2015-0670, published 2015-03-21. Medium severity, CVSS 6.4. EPSS: 1.8% chance of exploitation in the next 30 days. 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…
CVE-2017-12271, published 2017-10-19. High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days. 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…
CVE-2015-6403, published 2015-12-15. High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days. 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…