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Vulnerability record · CVE-2021-22341 · published 29 June 2021

CVE-2021-22341: Huawei ips module firmware memory leak vulnerability

Huawei · Ips Module Firmware

There is a memory leak vulnerability in Huawei products. A resource management weakness exists in a module. Attackers with high privilege can exploit this vulnerability by performing some operations. This can lead to memory leak. Affected product versions include:IPS Module V500R005C00SPC100,V500R005C00SPC200;NGFW Module V500R005C00SPC100,V500R005C00SPC200;NIP6300 V500R005C00SPC100,V500R005C10SPC200;NIP6600 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6300 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6500 V500R005C00SPC100,V500R005C10SPC200;Secospace USG6600 V500R005C00SPC100,V500R005C00SPC200.

4.9 CVSS 3.1 Medium EPSS 0.59% · top 53.0% CWE-401 · Memory leak
4.9CVSS 3.1 base score, v2 4.0
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

There is a memory leak vulnerability in Huawei products. A resource management weakness exists in a module. Attackers with high privilege can exploit this vulnerability by performing some operations. This can lead to memory leak. Affected product versions include:IPS Module V500R005C00SPC100,V500R005C00SPC200;NGFW Module V500R005C00SPC100,V500R005C00SPC200;NIP6300 V500R005C00SPC100,V500R005C10SPC200;NIP6600 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6300 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6500 V500R005C00SPC100,V500R005C10SPC200;Secospace USG6600 V500R005C00SPC100,V500R005C00SPC200.

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

Affected products

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

References

LinkTags
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210506-01-memleak-en Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210506-01-memleak-en Vendor Advisory

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Related vulnerabilities

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

9.8CVE-2020-9099Huawei ips module firmware improper authentication vulnerabilityHuawei products IPS Module; NGFW Module; NIP6300; NIP6600; NIP6800; Secospace USG6300; Secospace USG6500; Secospace USG6600; USG9500 with versions of…EPSS 0.88%9.8CVE-2016-4576Huawei nip6300 firmware memory buffer overflow vulnerabilityBuffer overflow in the Application Specific Packet Filtering (ASPF) functionality in the Huawei IPS Module, NGFW Module, NIP6300, NIP6600, Secospace …EPSS 2.4%8.6CVE-2019-5254Huawei ap2000 firmware out-of-bounds read vulnerabilityCertain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secosp…EPSS 0.75%7.5CVE-2021-37129Huawei ips module firmware out-of-bounds write vulnerabilityThere is an out of bounds write vulnerability in some Huawei products. The vulnerability is caused by a function of a module that does not properly v…EPSS 0.68%7.5CVE-2021-22320Huawei ips module firmware vulnerabilityThere is a denial of service vulnerability in Huawei products. A module cannot deal with specific messages correctly. Attackers can exploit this vuln…EPSS 0.75%7.5CVE-2020-9213Huawei ngfw module firmware vulnerabilityThere is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker m…EPSS 0.75%7.5CVE-2020-1847Huawei nip6300 firmware vulnerabilityThere is a denial of service vulnerability in some Huawei products. There is no protection against the attack scenario of specific protocol. A remote…EPSS 0.75%7.5CVE-2019-19416Huawei ar120-s firmware improper input validation vulnerabilityThe SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit these three vulnerabilities by s…EPSS 0.88%

Source: NIST National Vulnerability Database (record CVE-2021-22341), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.