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Vulnerability Details : CVE-2018-1000115

Memcached version 1.5.5 contains an Insufficient Control of Network Message Volume (Network Amplification, CWE-406) vulnerability in the UDP support of the memcached server that can result in denial of service via network flood (traffic amplification of 1:50,000 has been reported by reliable sources). This attack appear to be exploitable via network connectivity to port 11211 UDP. This vulnerability appears to have been fixed in 1.5.6 due to the disabling of the UDP protocol by default.
Vulnerability category: Denial of service
Published 2018-03-05 14:29:00
Updated 2021-08-04 17:15:36
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2018-1000115

Probability of exploitation activity in the next 30 days: 96.92%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2018-1000115

  • Memcached Stats Amplification Scanner
    Disclosure Date : 2018-02-27
    auxiliary/scanner/memcached/memcached_amp
    This module can be used to discover Memcached servers which expose the unrestricted UDP port 11211. A basic "stats" request is executed to check if an amplification attack is possible against a third party. Authors: - Marek Majkowski - xistence <xi[email protected]> - Jon Hart <[email protected]>

CVSS scores for CVE-2018-1000115

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
5.0
 MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
 [email protected]
7.5
 HIGH CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
 [email protected]

CWE ids for CVE-2018-1000115

  • The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
    Assigned by: [email protected] (Primary)

References for CVE-2018-1000115

Products affected by CVE-2018-1000115

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