CVE-2017-17165: Huawei Quidway s2700 Firmware

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

IPv6 function in Huawei Quidway S2700 V200R003C00SPC300, Quidway S5300 V200R003C00SPC300, Quidway S5700 V200R003C00SPC300, S2300 V200R003C00, V200R003C00SPC300T, V200R005C00, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S2700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S5300 V200R003C00, V200R003C00SPC300T, V200R003C00SPC600, V200R003C02, V200R005C00, V200R005C01, V200R005C02, V200R005C03, V200R005C05, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S5700 V200R003C00, V200R003C00SPC316T, V200R003C00SPC600, V200R003C02, V200R005C00, V200R005C01, V200R005C02, V200R005C03, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S600-E V200R008C00, V200R009C00, S6300 V200R003C00, V200R005C00, V200R007C00, V200R008C00, V200R009C00, S6700 V200R003C00, V200R005C00, V200R005C01, V200R005C02, V200R007C00, V200R008C00, V200R009C00 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause device to reset.

Affected products

Huawei Quidway s2700 Firmware: version v200r003c00spc300 only
Huawei Quidway s5300 Firmware: version v200r003c00spc300 only
Huawei Quidway s5700 Firmware: version v200r003c00spc300 only
Huawei s2300 Firmware: version v200r003c00 only; version v200r003c00spc300t only; version v200r005c00 only; version v200r006c00 only; version v200r007c00 only; version v200r008c00 only; …
Huawei s2700 Firmware: version v200r005c00 only; version v200r006c00 only; version v200r007c00 only; version v200r008c00 only; version v200r009c00 only
Huawei s5300 Firmware: version v200r003c00 only; version v200r003c00spc300t only; version v200r003c00spc600 only; version v200r003c02 only; version v200r005c00 only; version v200r005c01 only; …
Huawei s5700 Firmware: version v200r003c00 only; version v200r003c00spc316t only; version v200r003c00spc600 only; version v200r003c02 only; version v200r005c00 only; version v200r005c01 only; …
Huawei s600-E Firmware: version v200r008c00 only; version v200r009c00 only
Huawei s6300 Firmware: version v200r003c00 only; version v200r005c00 only; version v200r007c00 only; version v200r008c00 only; version v200r009c00 only
Huawei s6700 Firmware: version v200r003c00 only; version v200r005c00 only; version v200r005c01 only; version v200r005c02 only; version v200r007c00 only; version v200r008c00 only; …

Published 2018-02-15. Last modified 2026-06-17.