CVE-2020-1877

Severity: medium (CVSS 4.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-02-28 · updated 2026-06-17
Weakness: CWE-824

Description

NIP6800;Secospace USG6600;USG9500 with versions of V500R001C30; V500R001C60SPC500; V500R005C00SPC100 have an invalid pointer access vulnerability. The software system access an invalid pointer when administrator log in to the device and performs some operations. Successful exploit could cause certain process reboot.

Affected products

Huawei Nip6800 Firmware: v500r001c30, v500r001c60spc500, v500r005c00
Huawei Technologies Co., Ltd. Secospace USG6600: v500r001c30spc200, v500r001c30spc600, v500r001c60spc500, v500r005c00
Huawei USG9500: v500r001c30spc200, v500r001c30spc600, v500r001c60spc500, v500r005c00

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200219-05-invalidpointer-en
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200219-05-invalidpointer-en

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