CVE-2015-5993: Philippine Long Distance Telephone Kasda KW58293 Firmware

High severity, CVSS 7.8. EPSS: 1.6% chance of exploitation in the next 30 days.

Buffer overflow in form2ping.cgi on Philippine Long Distance Telephone (PLDT) SpeedSurf 504AN devices with firmware GAN9.8U26-4-TX-R6B018-PH.EN and Kasda KW58293 devices allows remote attackers to cause a denial of service (device outage) via a long ipaddr parameter.

Affected products

• Philippine Long Distance Telephone Kasda KW58293 Firmware: affected versions not specified
• Philippine Long Distance Telephone Speedsurf 504an Firmware: version gan9.8u26-4-tx-r6b018-hp.en only

Published 2015-09-21. Last modified 2026-06-17.