DeDeCMS up to 5.6 File Upload member/article_edit.php templet unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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7.5$0-$5k0.00

A vulnerability was found in DeDeCMS up to 5.6 (Content Management System). It has been declared as critical. This vulnerability affects some unknown functionality of the file member/article_edit.php of the component File Upload. The manipulation of the argument templet as part of a Parameter leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

DedeCMS through 5.6 allows arbitrary file upload and PHP code execution by embedding the PHP code in a .jpg file, which is used in the templet parameter to member/article_edit.php.

The bug was discovered 12/17/2017. The weakness was published 12/18/2017 (Website). The advisory is available at seebug.org. This vulnerability was named CVE-2017-17727 since 12/17/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

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. By approaching the search of inurl:member/article_edit.php it is possible to find vulnerable targets with Google Hacking.

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

Similar entries are available at 110772 and 110771.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
ATT&CK: T1608.002

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2017 🔍
12/17/2017 +0 days 🔍
12/18/2017 +1 days 🔍
12/18/2017 +0 days 🔍
12/18/2017 +0 days 🔍
12/15/2019 +727 days 🔍

Sourcesinfo

Advisory: seebug.org
Status: Not defined

CVE: CVE-2017-17727 (🔍)
See also: 🔍

Entryinfo

Created: 12/18/2017 10:41
Updated: 12/15/2019 20:07
Changes: 12/18/2017 10:41 (60), 12/15/2019 20:07 (1)
Complete: 🔍

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