CVE-2017-2712

CVE-2017-2712 is a medium-severity vulnerability in Huawei S3300 Firmware with a CVSS 3.x base score of 5.3. 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-417.

Key facts

Description

S3300 V100R006C05 have an Ethernet in the First Mile (EFM) flapping vulnerability due to the lack of type-length-value (TLV) consistency check. An attacker may craft malformed packets and send them to a device to cause EFM flapping.

Frequently asked questions

What is CVE-2017-2712?
S3300 V100R006C05 have an Ethernet in the First Mile (EFM) flapping vulnerability due to the lack of type-length-value (TLV) consistency check. An attacker may craft malformed packets and send them to a device to cause EFM flapping.
How severe is CVE-2017-2712?
CVE-2017-2712 has a CVSS 3.x base score of 5.3, rated medium 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 low.
Is CVE-2017-2712 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2712?
CVE-2017-2712 affects Huawei S3300 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2712?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-2712 published?
CVE-2017-2712 was published on 2017-11-22 and last updated on 2026-06-17.

References

Affected products (1)

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