SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-17311

Some Huawei Firewall products USG2205BSR V300R001C10SPC600; USG2220BSR V300R001C00; USG5120BSR V300R001C00; USG5150BSR V300R001C00 have a DoS vulnerability in the IPSEC IKEv1 implementations of Huawei Firewall products.

HIGH 7.5EPSS 1.08%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Some Huawei Firewall products USG2205BSR V300R001C10SPC600; USG2220BSR V300R001C00; USG5120BSR V300R001C00; USG5150BSR V300R001C00 have a DoS vulnerability in the IPSEC IKEv1 implementations of Huawei Firewall products. Due to improper handling of the malformed messages, an attacker may sent crafted packets to the affected device to exploit these vulnerabilities. Successful exploit the vulnerability could lead to device deny of service.

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
1.08% probability · 63th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
huawei/usg2205bsr firmware · huawei/usg2220bsr firmware · huawei/usg5120bsr firmware · huawei/usg5150bsr firmware
Source
psirt@huawei.com

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