CVE-2019-19397: Huawei s12700 Firmware

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

There is a weak algorithm vulnerability in some Huawei products. The affected products use weak algorithms by default. Attackers may exploit the vulnerability to cause information leaks.

Affected products

• Huawei s12700 Firmware: version v200r007c00 only; version v200r007c01 only; version v200r007c20 only; version v200r008c00 only; version v200r010c00 only; version v200r011c10 only; …
• Huawei s1700 Firmware: version v200r006c10 only; version v200r010c00 only; version v200r011c10 only; version v200r012c00 only; version v200r012c20 only
• Huawei s2700 Firmware: version v200r006c00 only; version v200r006c10 only; version v200r007c00 only; version v200r008c00 only; version v200r010c00 only; version v200r011c00 only; …
• Huawei s5700 Firmware: version v200r005c00 only; version v200r005c02 only; version v200r005c03 only; version v200r006c00 only; version v200r007c00 only; version v200r008c00 only; …
• Huawei s6700 Firmware: version v200r005c00 only; version v200r005c01 only; version v200r005c02 only; version v200r008c00 only; version v200r010c00 only; version v200r011c00 only; …
• Huawei s7700 Firmware: version v200r006c00 only; version v200r007c00 only; version v200r008c00 only; version v200r010c00 only; version v200r011c10 only; version v200r012c00 only
• Huawei s9700 Firmware: version v200r006c00 only; version v200r007c00 only; version v200r007c01 only; version v200r008c00 only; version v200r010c00 only; version v200r011c10 only; …

Published 2019-12-13. Last modified 2026-06-17.