How severe is CVE-2014-3223?

CVE-2014-3223 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2014-3223 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3223?

CVE-2014-3223 primarily affects Huawei S9300 Firmware. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3223?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-3223 published?

CVE-2014-3223 was published on 2017-04-02 and last updated on 2026-06-17.

CVE-2014-3223

CVE-2014-3223 is a high-severity vulnerability in Huawei S9300 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-19.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-19
Affected product: Huawei S9300 Firmware
Published: 2017-04-02
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2014-3223?: 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.
How severe is CVE-2014-3223?: CVE-2014-3223 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2014-3223 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3223?: CVE-2014-3223 primarily affects Huawei S9300 Firmware. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3223?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-3223 published?: CVE-2014-3223 was published on 2017-04-02 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/hw-329625

Affected products (14)

cpe:2.3:o:huawei:s9300_firmware:v100r006c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300_firmware:v100r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s3300_firmware:v100r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s3300_firmware:v100r006c01spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s3300_firmware:v100r006c03:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v100r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v100r006c01spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2300_firmware:v100r006c03:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v100r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v100r006c01spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v100r006c03:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v100r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v100r006c01spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v100r006c03:*:*:*:*:*:*:*

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