How severe is CVE-2019-5257?

CVE-2019-5257 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-5257 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5257?

CVE-2019-5257 primarily affects Huawei Ap2000 Firmware. In total, 244 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5257?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-5257 published?

CVE-2019-5257 was published on 2019-12-13 and last updated on 2026-06-17.

CVE-2019-5257

CVE-2019-5257 is a medium-severity vulnerability in Huawei Ap2000 Firmware with a CVSS 3.x base score of 5.5. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Huawei Ap2000 Firmware
Published: 2019-12-13
Last modified: 2026-06-17

Description

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace) have a resource management vulnerability. An attacker who logs in to the board may send crafted messages from the internal network.

Frequently asked questions

What is CVE-2019-5257?: Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace) have a resource management vulnerability. An attacker who logs in to the board may send crafted messages from the internal network.
How severe is CVE-2019-5257?: CVE-2019-5257 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-5257 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5257?: CVE-2019-5257 primarily affects Huawei Ap2000 Firmware. In total, 244 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5257?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-5257 published?: CVE-2019-5257 was published on 2019-12-13 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191211-01-ssp-en

Affected products (244)

cpe:2.3:o:huawei:ap2000_firmware:v200r005c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r006c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r007c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r007c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r008c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r009c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00sph303:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00sph508:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc100pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc200:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc200b062:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc200pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc300b078:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc300pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30spc100pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30spc200:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30spc200pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c30spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c50:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c50pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c80:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c00spc500pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c00sph303:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c00sph508:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c20spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c20spc100pwe:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c20spc200:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ngfw_firmware:v500r001c20spc200b062:*:*:*:*:*:*:*

More vulnerabilities in Huawei Ap2000 Firmware

CVE-2019-5254 — High (CVSS 8.6): Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;…
CVE-2019-5258 — Medium (CVSS 5.5): Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;…
CVE-2019-5256 — Medium (CVSS 5.5): Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;…
CVE-2019-5255 — Medium (CVSS 5.5): Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;…

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