How severe is CVE-2019-5285?

CVE-2019-5285 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-5285 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5285?

CVE-2019-5285 primarily affects Huawei S12700 Firmware. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5285?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-5285 published?

CVE-2019-5285 was published on 2019-06-04 and last updated on 2026-06-17.

CVE-2019-5285

CVE-2019-5285 is a high-severity vulnerability in Huawei S12700 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Huawei S12700 Firmware
Published: 2019-06-04
Last modified: 2026-06-17

Description

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)

Frequently asked questions

What is 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)
How severe is CVE-2019-5285?: CVE-2019-5285 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-5285 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5285?: CVE-2019-5285 primarily affects Huawei S12700 Firmware. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5285?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-5285 published?: CVE-2019-5285 was published on 2019-06-04 and last updated on 2026-06-17.

References

Affected products (98)

cpe:2.3:o:huawei:s12700_firmware:v200r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r010c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r011c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r012c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s12700_firmware:v200r013c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r009c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r010c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r011c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r012c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s1700_firmware:v200r013c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r003c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r010c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r011c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r012c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v200r013c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r010c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r011c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r012c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2700_firmware:v200r013c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r003c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r010c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r011c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r012c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r013c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r003c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r007c00:*:*:*:*:*:*:*

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CVE-2016-8786 — High (CVSS 7.5): Huawei S12700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, S5700 V200R006C00, V200R007C00, V200R008C00, S6700…
CVE-2017-17300 — High (CVSS 7.5): Huawei S12700 V200R008C00, V200R009C00, S5700 V200R007C00, V200R008C00, V200R009C00, S6700 V200R008C00, V200R009C00,…

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