How severe is CVE-2019-5248?

CVE-2019-5248 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-5248 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5248?

CVE-2019-5248 primarily affects Huawei Cloudengine 12800 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5248?

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-2019-5248 published?

CVE-2019-5248 was published on 2019-12-13 and last updated on 2026-06-17.

CVE-2019-5248

CVE-2019-5248 is a high-severity vulnerability in Huawei Cloudengine 12800 Firmware with a CVSS 3.x base score of 7.4. 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-401.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 6.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Huawei Cloudengine 12800 Firmware
Published: 2019-12-13
Last modified: 2026-06-17

Description

CloudEngine 12800 has a DoS vulnerability. An attacker of a neighboring device sends a large number of specific packets. As a result, a memory leak occurs after the device uses the specific packet. As a result, the attacker can exploit this vulnerability to cause DoS attacks on the target device.

Frequently asked questions

What is CVE-2019-5248?: CloudEngine 12800 has a DoS vulnerability. An attacker of a neighboring device sends a large number of specific packets. As a result, a memory leak occurs after the device uses the specific packet. As a result, the attacker can exploit this vulnerability to cause DoS attacks on the target device.
How severe is CVE-2019-5248?: CVE-2019-5248 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-5248 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5248?: CVE-2019-5248 primarily affects Huawei Cloudengine 12800 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5248?: 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-2019-5248 published?: CVE-2019-5248 was published on 2019-12-13 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-03-dos-en

Affected products (5)

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r001c00spc600:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r001c00spc700:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800pwe:*:*:*:*:*:*:*

More vulnerabilities in Huawei Cloudengine 12800 Firmware

CVE-2017-17301 — Critical (CVSS 9.8): Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10,…
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