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.

Published: 2019-12-13 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-5248 is rated Low Risk (37.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.31%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

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-2019-5248

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 0.12% 0.31% +0.19%
2 2025-11-21 0.05% 0.12% +0.07%
3 2025-11-18 — 0.05% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-5248

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.4 3.1 HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H Click to expand
Attack vector (AV:A)
Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet.
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:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
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.
 2.8 4.0 [email protected]
6.1 2.0 MEDIUM
AV:A/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:A)
Requires access to an adjacent network segment.
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.
 6.5 6.9 [email protected]

Weakness enumeration for CVE-2019-5248

Affected software / configurations for CVE-2019-5248

Vendor Product Version Raw CPE
huawei cloudengine_12800_firmware v200r001c00spc600 cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r001c00spc600:*:*:*:*:*:*:*
huawei cloudengine_12800_firmware v200r001c00spc700 cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r001c00spc700:*:*:*:*:*:*:*
huawei cloudengine_12800_firmware v200r002c01 cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c01:*:*:*:*:*:*:*
huawei cloudengine_12800_firmware v200r002c50spc800 cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800:*:*:*:*:*:*:*
huawei cloudengine_12800_firmware v200r002c50spc800pwe cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800pwe:*:*:*:*:*:*:*

References for CVE-2019-5248

cvelogic Threat Intelligence