8.8
HIGH
CVE-2016-3728
Foreman TFTP Eval Injection Vulnerability
Description

Eval injection vulnerability in tftp_api.rb in the TFTP module in the Smart-Proxy in Foreman before 1.10.4 and 1.11.x before 1.11.2 allows remote attackers to execute arbitrary code via the PXE template type portion of the PATH_INFO to tftp/.

INFO

Published Date :

May 20, 2016, 2:59 p.m.

Last Modified :

Feb. 12, 2023, 11:20 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2016-3728 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Theforeman foreman
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-3728 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-3728 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Feb. 12, 2023

    Action Type Old Value New Value
    Changed Description It was found that the “variant” parameter in the TFTP API of Foreman was passed to the eval() function. An attacker could possibly use this flaw to execute arbitrary code with the privileges of the Foreman user. Eval injection vulnerability in tftp_api.rb in the TFTP module in the Smart-Proxy in Foreman before 1.10.4 and 1.11.x before 1.11.2 allows remote attackers to execute arbitrary code via the PXE template type portion of the PATH_INFO to tftp/.
    Removed CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Removed CVSS V2 Red Hat, Inc. (AV:N/AC:H/Au:N/C:P/I:P/A:P)
    Removed Reference https://access.redhat.com/security/cve/CVE-2016-3728 [No Types Assigned]
    Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=1333378 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 02, 2023

    Action Type Old Value New Value
    Changed Description Eval injection vulnerability in tftp_api.rb in the TFTP module in the Smart-Proxy in Foreman before 1.10.4 and 1.11.x before 1.11.2 allows remote attackers to execute arbitrary code via the PXE template type portion of the PATH_INFO to tftp/. It was found that the “variant” parameter in the TFTP API of Foreman was passed to the eval() function. An attacker could possibly use this flaw to execute arbitrary code with the privileges of the Foreman user.
    Added CVSS V2 Red Hat, Inc. (AV:N/AC:H/Au:N/C:P/I:P/A:P)
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1333378 [No Types Assigned]
    Added Reference https://access.redhat.com/security/cve/CVE-2016-3728 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 05, 2018

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHBA-2016:1501 [No Types Assigned]
  • Modified Analysis by [email protected]

    May. 23, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:theforeman:foreman:1.11.0:rc3:*:*:*:*:*:* *cpe:2.3:a:theforeman:foreman:1.11.0:rc2:*:*:*:*:*:* *cpe:2.3:a:theforeman:foreman:1.11.0:rc1:*:*:*:*:*:* *cpe:2.3:a:theforeman:foreman:1.11.1:*:*:*:*:*:*:* *cpe:2.3:a:theforeman:foreman:1.11.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:theforeman:foreman:1.10.3:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://theforeman.org/security.html#2016-3728 No Types Assigned http://theforeman.org/security.html#2016-3728 Advisory
    Added CWE CWE-284
  • Initial Analysis by [email protected]

    May. 20, 2016

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-3728 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

3.54 }} 0.08%

score

0.91624

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability