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Medium severity6.5NVD Advisory· Published Apr 8, 2021· Updated Jun 17, 2026

CVE-2021-22312

CVE-2021-22312

Description

There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. Due to not release the allocated memory properly, successful exploit may cause some service abnormal. Affected product include some versions of IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

46
  • Huawei/Ips6000e Firmware
    cpe:2.3:o:huawei:ips6000e_firmware:v600r006c00:*:*:*:*:*:*:*
  • Huawei/Ips Module Firmware2 versions
    cpe:2.3:o:huawei:ips_module_firmware:v500r005c00spc100:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:huawei:ips_module_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:ips_module_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Ngfw Module Firmware2 versions
    cpe:2.3:o:huawei:ngfw_module_firmware:v500r005c00spc100:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:huawei:ngfw_module_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:ngfw_module_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Nip6000e Firmware
    cpe:2.3:o:huawei:nip6000e_firmware:v600r006c00:*:*:*:*:*:*:*
  • Huawei/Nip6300 Firmware5 versions
    cpe:2.3:o:huawei:nip6300_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:nip6300_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6300_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6300_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6300_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6300_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Nip6600 Firmware5 versions
    cpe:2.3:o:huawei:nip6600_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:nip6600_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6600_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6600_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6600_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6600_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Nip6800 Firmware5 versions
    cpe:2.3:o:huawei:nip6800_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:nip6800_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Secospace Usg6300 Firmware5 versions
    cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Secospace Usg6500 Firmware5 versions
    cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Secospace Usg6600 Firmware5 versions
    cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/Usg6000e Firmware
    cpe:2.3:o:huawei:usg6000e_firmware:v600r006c00:*:*:*:*:*:*:*
  • Huawei/Usg9500 Firmware5 versions
    cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc200:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc600:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:usg9500_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:usg9500_firmware:v500r005c00spc100:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:usg9500_firmware:v500r005c00spc200:*:*:*:*:*:*:*
  • Huawei/IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500description
  • Huawei/Ips Modulellm-fuzzy
  • Huawei/Secospace USG6300llm-fuzzy
  • Huawei/Ngfw Modulellm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

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