CVE-2015-8676

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.

Published: 2016-04-14 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2015-8676 is rated Moderate Risk (54.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.32%). EPSS rose +1.04% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-8676

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.28% 1.32% +1.04%
2 2025-07-25 0.44% 0.28% -0.16%
3 2025-03-30 — 0.44% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-8676

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 6.9 [email protected]

Weakness enumeration for CVE-2015-8676

Affected software / configurations for CVE-2015-8676

Vendor Product Version Raw CPE
huawei s2350ei_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s2350ei_firmware:*:*:*:*:*:*:*:*
huawei s2350ei_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s2350ei_firmware:*:*:*:*:*:*:*:*
huawei s5300ei_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s5300ei_firmware:*:*:*:*:*:*:*:*
huawei s5300ei_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s5300ei_firmware:*:*:*:*:*:*:*:*
huawei s5300si_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s5300si_firmware:*:*:*:*:*:*:*:*
huawei s5300si_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s5300si_firmware:*:*:*:*:*:*:*:*
huawei s5310hi_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s5310hi_firmware:*:*:*:*:*:*:*:*
huawei s5310hi_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s5310hi_firmware:*:*:*:*:*:*:*:*
huawei s6300ei_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s6300ei_firmware:*:*:*:*:*:*:*:*
huawei s6300ei_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s6300ei_firmware:*:*:*:*:*:*:*:*
huawei s5300li_firmware >= v200r001c00, < v200r001sph018 cpe:2.3:o:huawei:s5300li_firmware:*:*:*:*:*:*:*:*
huawei s5300li_firmware >= v200r002c00, < v200r003sph011 cpe:2.3:o:huawei:s5300li_firmware:*:*:*:*:*:*:*:*
huawei s9300_firmware >= v200r001c00, < v200r001sph023 cpe:2.3:o:huawei:s9300_firmware:*:*:*:*:*:*:*:*
huawei s9300_firmware >= v200r002c00, < v200r003c00 cpe:2.3:o:huawei:s9300_firmware:*:*:*:*:*:*:*:*
huawei s9300_firmware v200r003c00 cpe:2.3:o:huawei:s9300_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s7700_firmware >= v200r001c00, < v200r001sph023 cpe:2.3:o:huawei:s7700_firmware:*:*:*:*:*:*:*:*
huawei s7700_firmware >= v200r002c00, < v200r003c00 cpe:2.3:o:huawei:s7700_firmware:*:*:*:*:*:*:*:*
huawei s7700_firmware v200r003c00 cpe:2.3:o:huawei:s7700_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s9700_firmware >= v200r001c00, < v200r001sph023 cpe:2.3:o:huawei:s9700_firmware:*:*:*:*:*:*:*:*
huawei s9700_firmware >= v200r002c00, < v200r003c00 cpe:2.3:o:huawei:s9700_firmware:*:*:*:*:*:*:*:*
huawei s9700_firmware v200r003c00 cpe:2.3:o:huawei:s9700_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s2300_firmware >= v100r006c05, < v100r006sph022 cpe:2.3:o:huawei:s2300_firmware:*:*:*:*:*:*:*:*
huawei s3300_firmware >= v100r006c05, < v100r006sph022 cpe:2.3:o:huawei:s3300_firmware:*:*:*:*:*:*:*:*

References for CVE-2015-8676

cvelogic Threat Intelligence