What’s Vulnerable › Vulnerabilities

CVE-2017-17300

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-15 · updated 2026-06-17
• Weakness: CWE-20

Description

Huawei S12700 V200R008C00, V200R009C00, S5700 V200R007C00, V200R008C00, V200R009C00, S6700 V200R008C00, V200R009C00, S7700 V200R008C00, V200R009C00, S9700 V200R008C00, V200R009C00 have a numeric errors vulnerability. An unauthenticated, remote attacker may send specific TCP messages with keychain authentication option to the affected products. Due to the improper validation of the messages, it will cause numeric errors when handling the messages. Successful exploit will cause the affected products to reset.

Affected products

• Huawei S12700 Firmware: v200r008c00, v200r009c00
• Huawei S5700 Firmware: v200r007c00, v200r008c00, v200r009c00
• Huawei S6700 Firmware: v200r008c00, v200r009c00
• Huawei S7700 Firmware: v200r008c00, v200r009c00
• Huawei S9700 Firmware: v200r008c00, v200r009c00

References

• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171215-01-router-en
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171215-01-router-en

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