Network amplification in memcached - CVE-2018-1000115

 

Network amplification in memcached - CVE-2018-1000115

Published: March 21, 2018 / Updated: January 26, 2021


Vulnerability identifier: #VU11194
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:A/U:Clear
CVE-ID: CVE-2018-1000115
CWE-ID: CWE-406
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Memcached
Affected software:
memcached

Detailed vulnerability description

The vulnerability allows a remote unauthenticated attacker to conduct DDoS amplification attack against the target system.

The weakness exists due to insufficient control of network message volume. A remote attacker can scan for affected, insecure Memcached servers via UDP port 11211,spoof UDP packets, send a specially crafted request, trigger a response and conduct DDoS amplification attack.

How to mitigate CVE-2018-1000115

Update to version 1.5.6.

Sources