CVE-2021-22341

mediumpriority · track · 20EPSS 0.006 · 48 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.59% (48th) EPSS

CVSS 4 · medium

Is it mine?

23 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

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

Technical severity, 0–10. One row per scoring source.

4.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04mediumAV:N/AC:L/Au:S/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 3.6

v3.14.9mediumAV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-401USprimaryCWE-401US

affected products (23)

Products and version ranges known to be affected.

n/a IPS Module;NGFW Module;NIP6300;NIP6600;Secospace USG6300;Secospace USG6500;Secospace USG6600≤ V500R005C00SPC100,V500R005C10SPC200enisa_euvdEU
n/a IPS Module;NGFW Module;NIP6300;NIP6600;Secospace USG6300;Secospace USG6500;Secospace USG6600≤ V500R005C00SPC100,V500R005C00SPC200enisa_euvdEU
Huawei Technologies Co., Ltd. Huawei IPS Module≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei NGFW Module≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei NIP6300≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei NIP6600≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei Secospace USG6300≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei Secospace USG6500≤ V500R005C20SPC500fstec_bduRU
Huawei Technologies Co., Ltd. Huawei Secospace USG6600≤ V500R005C20SPC500fstec_bduRU
huawei ips module firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:ips_module_firmware:*:*:*:*:*:*:*:*
huawei ips module firmware= v500r005c00spc200nvdUScpe:2.3:o:huawei:ips_module_firmware:*:*:*:*:*:*:*:*
huawei ngfw module firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:ngfw_module_firmware:*:*:*:*:*:*:*:*
huawei ngfw module firmware= v500r005c00spc200nvdUScpe:2.3:o:huawei:ngfw_module_firmware:*:*:*:*:*:*:*:*
huawei nip6300 firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:nip6300_firmware:*:*:*:*:*:*:*:*
huawei nip6300 firmware= v500r005c10spc200nvdUScpe:2.3:o:huawei:nip6300_firmware:*:*:*:*:*:*:*:*
huawei nip6600 firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:nip6600_firmware:*:*:*:*:*:*:*:*
huawei nip6600 firmware= v500r005c00spc200nvdUScpe:2.3:o:huawei:nip6600_firmware:*:*:*:*:*:*:*:*
huawei secospace usg6300 firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:secospace_usg6300_firmware:*:*:*:*:*:*:*:*
huawei secospace usg6300 firmware= v500r005c00spc200nvdUScpe:2.3:o:huawei:secospace_usg6300_firmware:*:*:*:*:*:*:*:*
huawei secospace usg6500 firmware= v500r005c00spc100nvdUScpe:2.3:o:huawei:secospace_usg6500_firmware:*:*:*:*:*:*:*:*

showing 20 of 23

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2021-06-29modified 2026-06-17

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references (4)

External citations — patches, advisories, analysis.

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