CVE-2014-3223

What it is

Huawei S9300 with software before V100R006SPH013 and S2300,S3300,S5300,S6300 with software before V100R006SPH010 support Y.1731 and therefore have the Y.1731 vulnerability in processing special packets. The vulnerability causes the restart of switches.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

1.0% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2017-04-02 20:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:07 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.0% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-04-02 20:59 UTC

Last modified

2026-06-17 00:07 UTC

Exploit probability

1.0% · EPSS, next 30 days

Weakness

CWE-19

Record status

Modified

Affected

• Huawei s9300 Firmware v100r006c00spc500
• Huawei s9300 Firmware v100r006c00spc800
• Huawei s3300 Firmware v100r006c00spc800
• Huawei s3300 Firmware v100r006c01spc100
• Huawei s3300 Firmware v100r006c03
• Huawei s2300 Firmware v100r006c00spc800
• Huawei s2300 Firmware v100r006c01spc100
• Huawei s2300 Firmware v100r006c03

Attack profile CVSS 3.0 · 7.5

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

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