CVE-2016-2056: Command Injection

Published Apr 13, 2016
·
Updated

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 addusername argument in (1) web/useradm.c or (2) web/chpasswd.c.

Affected Software

44 affected components
Xymon xymon=4.1.0
Xymon xymon=4.1.1
Xymon xymon=4.1.2
Xymon xymon=4.1.2-p1
Xymon xymon=4.1.2-p2
Xymon xymon=4.2-alfa
Xymon xymon=4.2-beta20060605
Xymon xymon=4.2-rc20060712
Xymon xymon=4.2.0
Xymon xymon=4.2.2
Xymon xymon=4.2.2-rc1
Xymon xymon=4.2.3
Xymon xymon=4.2.3-rc1
Xymon xymon=4.3.0
Xymon xymon=4.3.0-beta1
Xymon xymon=4.3.0-beta2
Xymon xymon=4.3.0-beta3
Xymon xymon=4.3.0-rc1
Xymon xymon=4.3.1
Xymon xymon=4.3.2
Xymon xymon=4.3.3
Xymon xymon=4.3.4
Xymon xymon=4.3.5
Xymon xymon=4.3.6
Xymon xymon=4.3.7
Xymon xymon=4.3.8
Xymon xymon=4.3.9
Xymon xymon=4.3.10
Xymon xymon=4.3.11
Xymon xymon=4.3.12
Xymon xymon=4.3.13
Xymon xymon=4.3.14
Xymon xymon=4.3.15
Xymon xymon=4.3.16
Xymon xymon=4.3.17
Xymon xymon=4.3.18
Xymon xymon=4.3.19
Xymon xymon=4.3.19-rc1
Xymon xymon=4.3.20
Xymon xymon=4.3.21
Xymon xymon=4.3.22
Xymon xymon=4.3.23
Xymon xymon=4.3.24
Debian Debian Linux=8.0

Event History

Apr 13, 2016
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2016-2056?

The severity of CVE-2016-2056 is classified as high due to the ability for remote authenticated users to execute arbitrary commands.

2

How do I fix CVE-2016-2056?

To fix CVE-2016-2056, update Xymon to version 4.3.25 or later where the vulnerability has been patched.

3

Which versions of Xymon are affected by CVE-2016-2056?

CVE-2016-2056 affects Xymon versions 4.1.x, 4.2.x, and 4.3.x prior to 4.3.25.

4

Can CVE-2016-2056 be exploited without authentication?

No, CVE-2016-2056 requires remote authenticated access to exploit the vulnerability.

5

What is the mitigation for CVE-2016-2056 if I cannot update?

If you cannot update, consider disabling user administration features until the update can be applied.

Contact

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