CVE-2016-10227 — HIGH (7.5)

Vulnerability Description

Zyxel USG50 Security Appliance and NWA3560-N Access Point allow remote attackers to cause a denial of service (CPU consumption) via a flood of ICMPv4 Port Unreachable packets.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Zyxel	Usg50 Firmware	-
Zyxel	Usg50	-
Zyxel	Nwa3560-N Firmware	-
Zyxel	Nwa3560-N	-

Related Weaknesses (CWE)

CWE-399

References

http://www.securityfocus.com/bid/97105
http://www.zyxel.com/support/announcement_blacknurse_attack.shtmlPatchVendor Advisory
https://cxsecurity.com/issue/WLB-2017020177ExploitThird Party Advisory
http://www.securityfocus.com/bid/97105
http://www.zyxel.com/support/announcement_blacknurse_attack.shtmlPatchVendor Advisory
https://cxsecurity.com/issue/WLB-2017020177ExploitThird Party Advisory

FAQ

What is CVE-2016-10227?

CVE-2016-10227 is a vulnerability with a CVSS score of 7.5 (HIGH). Zyxel USG50 Security Appliance and NWA3560-N Access Point allow remote attackers to cause a denial of service (CPU consumption) via a flood of ICMPv4 Port Unreachable packets.

How severe is CVE-2016-10227?

CVE-2016-10227 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-10227?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Usg50 Firmware, Zyxel Usg50, Zyxel Nwa3560-N Firmware, Zyxel Nwa3560-N.