CVE-2017-8174: Huawei Secospace USG6300 Firmware

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

Huawei USG6300 V100R001C30SPC300 and USG6600 with software of V100R001C30SPC500,V100R001C30SPC600,V100R001C30SPC700,V100R001C30SPC800 have a weak algorithm vulnerability. Attackers may exploit the weak algorithm vulnerability to crack the cipher text and cause confidential information leaks on the transmission links.

Affected products

• Huawei Secospace USG6300 Firmware: version v100r001c30spc300 only
• Huawei Secospace USG6600 Firmware: version v100r001c30spc500 only; version v100r001c30spc600 only; version v100r001c30spc700 only; version v100r001c30spc800 only

Published 2017-11-22. Last modified 2026-06-17.