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Vulnerability record · CVE-2017-2712 · published 22 November 2017

CVE-2017-2712: Huawei s3300 firmware vulnerability

Huawei · S3300 Firmware

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.

5.3 CVSS 3.0 Medium EPSS 1.1% · top 34.3% CWE-417 · CWE-417
5.3CVSS 3.0 base score, v2 5.0
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170118-01-vrp-en Vendor Advisory
http://www.securityfocus.com/bid/95662 Third Party AdvisoryVDB Entry
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170118-01-vrp-en Vendor Advisory
http://www.securityfocus.com/bid/95662 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2015-3913Huawei s2300 firmware improper input validation vulnerabilityThe IP stack in multiple Huawei Campus series switch models allows remote attackers to cause a denial of service (reboot) via a crafted ICMP request …EPSS 0.94%7.5CVE-2014-3223Huawei s9300 firmware vulnerabilityHuawei S9300 with software before V100R006SPH013 and S2300,S3300,S5300,S6300 with software before V100R006SPH010 support Y.1731 and therefore have th…EPSS 1.0%7.5CVE-2015-8676Huawei s2350ei firmware memory buffer overflow vulnerabilityMemory leak in Huawei S5300EI, S5300SI, S5310HI, S6300EI/ S2350EI, and S5300LI Campus series switches with software V200R001C00 before V200R001SPH018…EPSS 1.3%6.5CVE-2015-8677Huawei s5300ei firmware vulnerabilityMemory leak in Huawei S5300EI, S5300SI, S5310HI, and S6300EI Campus series switches with software V200R003C00 before V200R003SPH011 and V200R005C00 b…EPSS 1.1%5.9CVE-2014-5394Huawei s9300 firmware information exposure vulnerabilityMultiple Huawei Campus switches allow remote attackers to enumerate usernames via vectors involving use of SSH by the maintenance terminal.EPSS 1.7%

Source: NIST National Vulnerability Database (record CVE-2017-2712), CISA KEV, FIRST EPSS (scores of 2026-10-16). This page is refreshed as NVD updates the record.