CVE-2020-1883

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-06-05 · updated 2026-06-17
Weakness: CWE-401

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.

Affected products

Huawei Nip6800 Firmware: v500r001c60spc500
Huawei Technologies Co., Ltd. Secospace USG6600: v500r001c30spc200, v500r001c30spc600, v500r001c60spc500
Huawei USG9500: v500r001c30spc200, v500r001c30spc600, v500r001c60spc500

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200603-01-memory-en
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200603-01-memory-en

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