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Vulnerability record · CVE-2020-1858 · published 17 February 2020

CVE-2020-1858: Huawei nip6800 firmware vulnerability

Huawei · Nip6800 Firmware

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.

7.5 CVSS 3.1 High EPSS 0.77% · top 45.3%
7.5CVSS 3.1 base score, v2 5.0
0.77%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

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

Affected products

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

References

LinkTags
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200205-01-dos-en Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200219-04-dos-en Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200205-01-dos-en Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200219-04-dos-en Vendor Advisory

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

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Source: NIST National Vulnerability Database (record CVE-2020-1858), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.