Vulnerability CVE-2017-2712
Published: 2017-11-22

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.

Type:

CWE-417

 (Channel and Path Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Huawei -> S3300 firmware 

 References:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170118-01-vrp-en
http://www.securityfocus.com/bid/95662
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