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High severity7.5NVD Advisory· Published Feb 17, 2020· Updated Jun 17, 2026

CVE-2020-1858

CVE-2020-1858

Description

Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.

AI Insight

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

Affected products

17
  • Huawei/Nip6800 Firmware3 versions
    cpe:2.3:o:huawei:nip6800_firmware:v500r001c30:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:huawei:nip6800_firmware:v500r001c30:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r001c60spc500:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:nip6800_firmware:v500r005c00spc100:*:*:*:*:*:*:*
  • 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:*:*:*:*:*:*:*
    • (no CPE)range: V500R001C30SPC600
  • Huawei/Usg9500 Firmware4 versions
    cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc200:*:*:*:*:*:*:*+ 3 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:*:*:*:*:*:*:*
  • Huawei/NIP6800llm-fuzzy2 versions
    V500R001C30, V500R001C60SPC500, and V500R005C00SPC100+ 1 more
    • (no CPE)range: V500R001C30, V500R001C60SPC500, and V500R005C00SPC100
    • (no CPE)range: V500R001C30
  • Huawei/Secospace Usg6600llm-fuzzy
    Range: V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100
  • Huawei/USG9500llm-fuzzy2 versions
    V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100+ 1 more
    • (no CPE)range: V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100
    • (no CPE)range: V500R001C30SPC600

Patches

Vulnerability mechanics

References

2

News mentions

0

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