CMS Made Simple 2.1.6 Template cntnt01detailtemplate code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in CMS Made Simple 2.1.6. Affected by this vulnerability is an unknown functionality of the component Template Handler. This manipulation of the argument cntnt01detailtemplate as part of Parameter causes code injection. This vulnerability is registered as CVE-2017-16783. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in CMS Made Simple 2.1.6 (Content Management System). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Template Handler. The manipulation of the argument cntnt01detailtemplate as part of a Parameter leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In CMS Made Simple 2.1.6, there is Server-Side Template Injection via the cntnt01detailtemplate parameter.

The bug was discovered 11/09/2017. The weakness was published 11/10/2017 (Website). The advisory is shared at netsparker.com. This vulnerability is known as CVE-2017-16783 since 11/10/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1059 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11890 (CMS Made Simple cntnt01detailtemplate Server-Side Template Injection Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48944). Similar entry is available at VDB-109286. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 870021
OpenVAS Name: CMS Made Simple Template Injection Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/09/2017 🔍
11/10/2017 +1 days 🔍
11/10/2017 +0 days 🔍
11/10/2017 +0 days 🔍
11/11/2017 +1 days 🔍
08/23/2025 +2842 days 🔍

Sourcesinfo

Advisory: 159690
Status: Not defined

CVE: CVE-2017-16783 (🔍)
GCVE (CVE): GCVE-0-2017-16783
GCVE (VulDB): GCVE-100-109285
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 11/11/2017 09:31
Updated: 08/23/2025 14:16
Changes: 11/11/2017 09:31 (65), 12/05/2019 15:44 (1), 01/10/2023 08:59 (3), 08/23/2025 14:16 (25)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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