PT-2017-15086 · Zyxel · Zyxel P-660Hw

Published 2017-12-29 · Updated 2018-01-17 · CVE-2017-17901

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions ZyXEL P-660HW version v3

Description The issue allows remote attackers to cause a denial of service, specifically CPU consumption, by flooding the device with IP packets that have a TTL of 1.

Recommendations For ZyXEL P-660HW version v3, consider implementing rate limiting or filtering mechanisms to restrict the influx of IP packets with a TTL of 1 to prevent CPU consumption and denial of service.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2017-17901

Affected Products

Zyxel P-660Hw

References · 3

• 🔥 http://packetstormsecurity.com/files/145548/ZyXEL-P-660HW-TTL-Expiry-Denial-Of-Service.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-17901 · Security Note
• https://zyxel.com/support/announcement_denial_of_service.shtml · Note