SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-8276

Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei USG2100, USG2200, USG5100, and USG5500 unified security gateways with software before V300R001C10SPC600, when CHAP authentication is configured on the server, allows…

CRITICAL 9.8EPSS 5.61%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei USG2100, USG2200, USG5100, and USG5500 unified security gateways with software before V300R001C10SPC600, when CHAP authentication is configured on the server, allows remote attackers to cause a denial of service (server restart) or execute arbitrary code via crafted packets sent during authentication.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
5.61% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
huawei/usg2100 · huawei/usg2200 · huawei/usg5100 · huawei/usg5500
Source
psirt@huawei.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.