CVE-2019-5285

Some Huawei S series switches have a DoS vulnerability. An unauthenticated remote attacker can send crafted packets to the affected device to exploit this vulnerability. Due to insufficient verification of the packets, successful exploitation may cause the device reboot and denial of service (DoS) condition. (Vulnerability ID: HWPSIRT-2019-03109)

Published: 2019-06-04 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2019-5285 is rated Moderate Risk (57.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.66%). Core evidence: EPSS rose +1.51% over the last day, indicating growing attacker interest. Mandatory action: 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-2019-5285

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 0.14% 1.66% +1.51%
2 2026-01-13 0.17% 0.14% -0.03%
3 2025-11-10 0.17%

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-5285

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-2019-5285

Affected software / configurations for CVE-2019-5285

Vendor Product Version Raw CPE
huawei s12700_firmware v200r005c00 cpe:2.3:o:huawei:s12700_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r006c00 cpe:2.3:o:huawei:s12700_firmware:v200r006c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r007c00 cpe:2.3:o:huawei:s12700_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r008c00 cpe:2.3:o:huawei:s12700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r010c00 cpe:2.3:o:huawei:s12700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r011c10 cpe:2.3:o:huawei:s12700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s12700_firmware v200r012c00 cpe:2.3:o:huawei:s12700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s12700_firmware v200r013c00 cpe:2.3:o:huawei:s12700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s1700_firmware v200r008c00 cpe:2.3:o:huawei:s1700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s1700_firmware v200r009c00 cpe:2.3:o:huawei:s1700_firmware:v200r009c00:*:*:*:*:*:*:*
huawei s1700_firmware v200r010c00 cpe:2.3:o:huawei:s1700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s1700_firmware v200r011c10 cpe:2.3:o:huawei:s1700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s1700_firmware v200r012c00 cpe:2.3:o:huawei:s1700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s1700_firmware v200r013c00 cpe:2.3:o:huawei:s1700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r003c00 cpe:2.3:o:huawei:s2300_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r005c00 cpe:2.3:o:huawei:s2300_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r008c00 cpe:2.3:o:huawei:s2300_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r010c00 cpe:2.3:o:huawei:s2300_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r011c10 cpe:2.3:o:huawei:s2300_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s2300_firmware v200r012c00 cpe:2.3:o:huawei:s2300_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s2300_firmware v200r013c00 cpe:2.3:o:huawei:s2300_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r005c00 cpe:2.3:o:huawei:s2700_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r006c00 cpe:2.3:o:huawei:s2700_firmware:v200r006c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r007c00 cpe:2.3:o:huawei:s2700_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r008c00 cpe:2.3:o:huawei:s2700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r010c00 cpe:2.3:o:huawei:s2700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r011c10 cpe:2.3:o:huawei:s2700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s2700_firmware v200r012c00 cpe:2.3:o:huawei:s2700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s2700_firmware v200r013c00 cpe:2.3:o:huawei:s2700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r003c00 cpe:2.3:o:huawei:s5300_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r005c00 cpe:2.3:o:huawei:s5300_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r008c00 cpe:2.3:o:huawei:s5300_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r010c00 cpe:2.3:o:huawei:s5300_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r011c10 cpe:2.3:o:huawei:s5300_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s5300_firmware v200r012c00 cpe:2.3:o:huawei:s5300_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s5300_firmware v200r013c00 cpe:2.3:o:huawei:s5300_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r003c00 cpe:2.3:o:huawei:s5700_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r005c00 cpe:2.3:o:huawei:s5700_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r006c00 cpe:2.3:o:huawei:s5700_firmware:v200r006c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r007c00 cpe:2.3:o:huawei:s5700_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r008c00 cpe:2.3:o:huawei:s5700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r010c00 cpe:2.3:o:huawei:s5700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r011c10 cpe:2.3:o:huawei:s5700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s5700_firmware v200r012c00 cpe:2.3:o:huawei:s5700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s5700_firmware v200r013c00 cpe:2.3:o:huawei:s5700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s600-e_firmware v200r008c00 cpe:2.3:o:huawei:s600-e_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s600-e_firmware v200r010c00 cpe:2.3:o:huawei:s600-e_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s600-e_firmware v200r011c10 cpe:2.3:o:huawei:s600-e_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s600-e_firmware v200r012c00 cpe:2.3:o:huawei:s600-e_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s600-e_firmware v200r013c00 cpe:2.3:o:huawei:s600-e_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r003c00 cpe:2.3:o:huawei:s6300_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r005c00 cpe:2.3:o:huawei:s6300_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r007c00 cpe:2.3:o:huawei:s6300_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r008c00 cpe:2.3:o:huawei:s6300_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r010c00 cpe:2.3:o:huawei:s6300_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r011c10 cpe:2.3:o:huawei:s6300_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s6300_firmware v200r012c00 cpe:2.3:o:huawei:s6300_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s6300_firmware v200r013c00 cpe:2.3:o:huawei:s6300_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r003c00 cpe:2.3:o:huawei:s6700_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r005c00 cpe:2.3:o:huawei:s6700_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r007c00 cpe:2.3:o:huawei:s6700_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r008c00 cpe:2.3:o:huawei:s6700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r010c00 cpe:2.3:o:huawei:s6700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r011c10 cpe:2.3:o:huawei:s6700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s6700_firmware v200r012c00 cpe:2.3:o:huawei:s6700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s6700_firmware v200r013c00 cpe:2.3:o:huawei:s6700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r003c00 cpe:2.3:o:huawei:s7700_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r005c00 cpe:2.3:o:huawei:s7700_firmware:v200r005c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r006c00 cpe:2.3:o:huawei:s7700_firmware:v200r006c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r007c00 cpe:2.3:o:huawei:s7700_firmware:v200r007c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r008c00 cpe:2.3:o:huawei:s7700_firmware:v200r008c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r010c00 cpe:2.3:o:huawei:s7700_firmware:v200r010c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r011c10 cpe:2.3:o:huawei:s7700_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s7700_firmware v200r012c00 cpe:2.3:o:huawei:s7700_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s7700_firmware v200r013c00 cpe:2.3:o:huawei:s7700_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s7900_firmware v200r011c10 cpe:2.3:o:huawei:s7900_firmware:v200r011c10:*:*:*:*:*:*:*
huawei s7900_firmware v200r012c00 cpe:2.3:o:huawei:s7900_firmware:v200r012c00:*:*:*:*:*:*:*
huawei s7900_firmware v200r013c00 cpe:2.3:o:huawei:s7900_firmware:v200r013c00:*:*:*:*:*:*:*
huawei s9300_firmware v200r003c00 cpe:2.3:o:huawei:s9300_firmware:v200r003c00:*:*:*:*:*:*:*
huawei s9300_firmware v200r008c00 cpe:2.3:o:huawei:s9300_firmware:v200r008c00:*:*:*:*:*:*:*

References for CVE-2019-5285

cvelogic Threat Intelligence