SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-17300

Huawei S12700 V200R008C00, V200R009C00, S5700 V200R007C00, V200R008C00, V200R009C00, S6700 V200R008C00, V200R009C00, S7700 V200R008C00, V200R009C00, S9700 V200R008C00, V200R009C00 have a numeric errors vulnerability.

HIGH 7.5EPSS 1.59%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Huawei S12700 V200R008C00, V200R009C00, S5700 V200R007C00, V200R008C00, V200R009C00, S6700 V200R008C00, V200R009C00, S7700 V200R008C00, V200R009C00, S9700 V200R008C00, V200R009C00 have a numeric errors vulnerability. An unauthenticated, remote attacker may send specific TCP messages with keychain authentication option to the affected products. Due to the improper validation of the messages, it will cause numeric errors when handling the messages. Successful exploit will cause the affected products to reset.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.59% probability · 76th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
huawei/s12700 firmware · huawei/s5700 firmware · huawei/s6700 firmware · huawei/s7700 firmware · huawei/s9700 firmware
Source
psirt@huawei.com
EPSS trend
0%3%5%27 October 2026: 1.59%27 October 202627 October 2026

EPSS 1.6% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.