CVE-2015-8084 — Huawei USG5500, USG2100, USG2200, and USG5100 unified security gateways with software before V300R001C10SPC600, when "DHCP Snooping" is enabled and either "option82 insert" or "option82 rebuild" is enabled on an interface, allow remote attackers to cause a denial of service (reboot) via crafted DHCP packets

Back Back to CVE browser

HIGH

Huawei USG5500, USG2100, USG2200, and USG5100 unified security gateways with software before V300R001C10SPC600, when "DHCP Snooping" is enabled and either "option82 insert" or "option82 rebuild" is enabled on an interface, allow remote attackers to cause a denial of service (reboot) via crafted DHCP packets

Published Dec 7, 2015

7.1

HIGH

CVSS 2.0

EPSS 0.85%

Description

Huawei USG5500, USG2100, USG2200, and USG5100 unified security gateways with software before V300R001C10SPC600, when "DHCP Snooping" is enabled and either "option82 insert" or "option82 rebuild" is enabled on an interface, allow remote attackers to cause a denial of service (reboot) via crafted DHCP packets.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.85% 0.00853

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00853

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	0.85% (0.00853)	56.81th	v5 (v2026.06.15)
Jun 15, 2026	0.85% (0.00853)	53.35th	v5 (v2026.06.15)
Mar 17, 2025	0.36% (0.00357)	55.83th	v4 (v2025.03.14)
Dec 12, 2024	0.30% (0.00298)	70.23th	v3 (v2023.03.01)
Mar 8, 2024	0.30% (0.00298)	68.76th	v3 (v2023.03.01)
Feb 8, 2024	0.25% (0.00252)	64.13th	v3 (v2023.03.01)
Mar 7, 2023	0.25% (0.00252)	61.23th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (2)

http://www.securityfocus.com/bid/77300
vdb-entryx_refsource_BID
http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-457916.htm
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://www.securityfocus.com/bid/77300		vdb-entryx_refsource_BID
http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-457916.htm		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 7, 2015

Updated Aug 6, 2024

Reserved Nov 6, 2015

Link CVE-2015-8084

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-8084

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-8084