Vulnerability Database

383,426

Total vulnerabilities in the database

CVE-2017-17165 — huawei / quidway_s2700_firmware

Out-of-bounds Read

IPv6 function in Huawei Quidway S2700 V200R003C00SPC300, Quidway S5300 V200R003C00SPC300, Quidway S5700 V200R003C00SPC300, S2300 V200R003C00, V200R003C00SPC300T, V200R005C00, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S2700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S5300 V200R003C00, V200R003C00SPC300T, V200R003C00SPC600, V200R003C02, V200R005C00, V200R005C01, V200R005C02, V200R005C03, V200R005C05, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S5700 V200R003C00, V200R003C00SPC316T, V200R003C00SPC600, V200R003C02, V200R005C00, V200R005C01, V200R005C02, V200R005C03, V200R006C00, V200R007C00, V200R008C00, V200R009C00, S600-E V200R008C00, V200R009C00, S6300 V200R003C00, V200R005C00, V200R007C00, V200R008C00, V200R009C00, S6700 V200R003C00, V200R005C00, V200R005C01, V200R005C02, V200R007C00, V200R008C00, V200R009C00 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause device to reset.

  • Published: Feb 15, 2018
  • Updated: Sep 13, 2026
  • CVE: CVE-2017-17165
  • Severity: High
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C

CWEs:

Software Affected versions
huawei / quidway_s2700_firmware = 200r003c00spc300
huawei / quidway_s5300_firmware = 200r003c00spc300
huawei / quidway_s5700_firmware = 200r003c00spc300
huawei / s2300_firmware = 200r003c00
huawei / s2300_firmware = 200r003c00spc300t
huawei / s2300_firmware = 200r005c00
huawei / s2300_firmware = 200r006c00
huawei / s2300_firmware = 200r007c00
huawei / s2300_firmware = 200r008c00
huawei / s2300_firmware = 200r009c00
huawei / s2700_firmware = 200r005c00
huawei / s2700_firmware = 200r006c00
huawei / s2700_firmware = 200r007c00
huawei / s2700_firmware = 200r008c00
huawei / s2700_firmware = 200r009c00
huawei / s5300_firmware = 200r003c00
huawei / s5300_firmware = 200r003c00spc300t
huawei / s5300_firmware = 200r003c00spc600
huawei / s5300_firmware = 200r003c02
huawei / s5300_firmware = 200r005c00
huawei / s5300_firmware = 200r005c01
huawei / s5300_firmware = 200r005c02
huawei / s5300_firmware = 200r005c03
huawei / s5300_firmware = 200r005c05
huawei / s5300_firmware = 200r006c00
huawei / s5300_firmware = 200r007c00
huawei / s5300_firmware = 200r008c00
huawei / s5300_firmware = 200r009c00
huawei / s5700_firmware = 200r003c00
huawei / s5700_firmware = 200r003c00spc316t
huawei / s5700_firmware = 200r003c00spc600
huawei / s5700_firmware = 200r003c02
huawei / s5700_firmware = 200r005c00
huawei / s5700_firmware = 200r005c01
huawei / s5700_firmware = 200r005c02
huawei / s5700_firmware = 200r005c03
huawei / s5700_firmware = 200r006c00
huawei / s5700_firmware = 200r007c00
huawei / s5700_firmware = 200r008c00
huawei / s5700_firmware = 200r009c00
huawei / s600-e_firmware = 200r008c00
huawei / s600-e_firmware = 200r009c00
huawei / s6300_firmware = 200r003c00
huawei / s6300_firmware = 200r005c00
huawei / s6300_firmware = 200r007c00
huawei / s6300_firmware = 200r008c00
huawei / s6300_firmware = 200r009c00
huawei / s6700_firmware = 200r003c00
huawei / s6700_firmware = 200r005c00
huawei / s6700_firmware = 200r005c01
huawei / s6700_firmware = 200r005c02
huawei / s6700_firmware = 200r007c00
huawei / s6700_firmware = 200r008c00
huawei / s6700_firmware = 200r009c00

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.