CVE-2015-8676: Huawei s2300 Firmware

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

Memory leak in Huawei S5300EI, S5300SI, S5310HI, S6300EI/ S2350EI, and S5300LI Campus series switches with software V200R001C00 before V200R001SPH018, V200R002C00 before V200R003SPH011, and V200R003C00 before V200R003SPH011; S9300, S7700, and S9700 Campus series switches with software V200R001C00 before V200R001SPH023, V200R002C00 before V200R003SPH011, and V200R003C00 before V200R003SPH011; and S2300 and S3300 Campus series switches with software V100R006C05 before V100R006SPH022 allows remote attackers to cause a denial of service (memory consumption and reboot) via a large number of ICMPv6 packets.

Affected products

Huawei s2300 Firmware: from v100r006c05, before v100r006sph022 (fixed in v100r006sph022)
Huawei s2350ei Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s3300 Firmware: from v100r006c05, before v100r006sph022 (fixed in v100r006sph022)
Huawei s5300ei Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s5300li Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s5300si Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s5310hi Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s6300ei Firmware: from v200r001c00, before v200r001sph018 (fixed in v200r001sph018); from v200r002c00, before v200r003sph011 (fixed in v200r003sph011)
Huawei s7700 Firmware: from v200r001c00, before v200r001sph023 (fixed in v200r001sph023); from v200r002c00, before v200r003c00 (fixed in v200r003c00); version v200r003c00 only
Huawei s9300 Firmware: from v200r001c00, before v200r001sph023 (fixed in v200r001sph023); from v200r002c00, before v200r003c00 (fixed in v200r003c00); version v200r003c00 only
Huawei s9700 Firmware: from v200r001c00, before v200r001sph023 (fixed in v200r001sph023); from v200r002c00, before v200r003c00 (fixed in v200r003c00); version v200r003c00 only

Published 2016-04-14. Last modified 2026-06-17.