CVE-2020-1829: Huawei NIP6800 Firmware

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Huawei NIP6800 versions V500R001C30 and V500R001C60SPC500; and Secospace USG6600 and USG9500 versions V500R001C30SPC200, V500R001C30SPC600, and V500R001C60SPC500 have a vulnerability that the IPSec module handles a message improperly. Attackers can send specific message to cause double free memory. This may compromise normal service.

Affected products

• Huawei NIP6800 Firmware: version v500r001c30 only; version v500r001c60spc500 only
• Huawei Secospace USG6600 Firmware: version v500r001c30spc200 only; version v500r001c30spc600 only; version v500r001c60spc500 only
• Huawei USG9500 Firmware: version v500r001c30spc200 only; version v500r001c30spc600 only; version v500r001c60spc500 only

Published 2020-02-17. Last modified 2026-06-17.