xymond in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 allow remote authenticated users to execute arbitrary commands via shell metacharacters in the adduser_name argument in (1) web/useradm.c or (2) web/chpasswd.c.
Published 2016-04-13 16:59:07
Updated 2018-10-09 19:59:33
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2016-2056

76.83%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2016-2056

  • Xymon useradm Command Execution
    Disclosure Date: 2016-02-14
    First seen: 2020-04-26
    exploit/unix/webapp/xymon_useradm_cmd_exec
    This module exploits a command injection vulnerability in Xymon versions before 4.3.25 which allows authenticated users to execute arbitrary operating system commands as the web server user. When adding a new user to the system via the web interface with

CVSS scores for CVE-2016-2056

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.5
MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4
NIST
8.8
HIGH CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
NIST

CWE ids for CVE-2016-2056

References for CVE-2016-2056

Products affected by CVE-2016-2056

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