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Vulnerability record · CVE-2017-17300 · published 15 February 2018

CVE-2017-17300: Huawei s12700 firmware improper input validation vulnerability

Huawei · S12700 Firmware

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.

7.5 CVSS 3.0 High EPSS 1.6% · top 24.8% CWE-20 · Improper input validation
7.5CVSS 3.0 base score, v2 7.8
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-17300), CISA KEV, FIRST EPSS (scores of 2026-10-14). This page is refreshed as NVD updates the record.