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Vulnerability record · CVE-2019-5254 · published 13 December 2019

CVE-2019-5254: Huawei ap2000 firmware out-of-bounds read vulnerability

Huawei · Ap2000 Firmware

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have an out-of-bounds read vulnerability. An attacker who logs in to the board may send crafted messages from the internal network port or tamper with inter-process message packets to exploit this vulnerability. Due to insufficient validation of the message, successful exploit may cause the affected board to be abnormal.

8.6 CVSS 3.1 High EPSS 0.75% · top 46.1% CWE-125 · Out-of-bounds read
8.6CVSS 3.1 base score, v2 5.0
0.75%EPSS exploitation probability, 30 days
NoNot in CISA KEV
17Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have an out-of-bounds read vulnerability. An attacker who logs in to the board may send crafted messages from the internal network port or tamper with inter-process message packets to exploit this vulnerability. Due to insufficient validation of the message, successful exploit may cause the affected board to be abnormal.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected products

17 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2019-5254), CISA KEV, FIRST EPSS (scores of 2026-10-16). This page is refreshed as NVD updates the record.