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Vulnerability record · CVE-2020-1883 · published 5 June 2020

CVE-2020-1883: Huawei nip6800 firmware memory leak vulnerability

Huawei · Nip6800 Firmware

Huawei products NIP6800;Secospace USG6600;USG9500 have a memory leak vulnerability. An attacker with high privileges exploits this vulnerability by continuously performing specific operations. Successful exploitation of this vulnerability can cause service abnormal.

4.9 CVSS 3.1 Medium EPSS 0.80% · top 44.4% CWE-401 · Memory leak
4.9CVSS 3.1 base score, v2 4.0
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Huawei products NIP6800;Secospace USG6600;USG9500 have a memory leak vulnerability. An attacker with high privileges exploits this vulnerability by continuously performing specific operations. Successful exploitation of this vulnerability can cause service abnormal.

CVSS:3.1/AV:N/AC:L/PR:H/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
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200603-01-memory-en Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200603-01-memory-en Vendor Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2020-1883), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.