Kayson Group Ltd. phpGrid up to 7.2.4 ajaxfileupload.php filename path traversal

EntryHistoryDiffjsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	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 Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

A vulnerability was found in Kayson Group Ltd. phpGrid up to 7.2.4 and classified as critical. Affected by this issue is some unknown processing of the file ajaxfileupload.php. The manipulation of the argument filename with the input value .. leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Directory traversal vulnerability in ajaxfileupload.php Kayson Group Ltd. phpGrid before 7.2.5 allows remote attackers to execute arbitrary code by uploading a crafted file with a .. (dot dot) in the file name.

The bug was discovered 06/28/2017. The weakness was published 08/18/2017 (Website). The advisory is shared for download at phpgrid.com. This vulnerability is handled as CVE-2017-10665 since 06/28/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1006.

The vulnerability was handled as a non-public zero-day exploit for at least 51 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:ajaxfileupload.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 7.2.5 eliminates this vulnerability.

Productinfo

Vendor

Kayson Group Ltd.

Name

phpGrid

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: phpGrid 7.2.5

Timelineinfo

06/28/2017 🔍
06/28/2017 +0 days 🔍
08/18/2017 +51 days 🔍
08/18/2017 +0 days 🔍
08/18/2017 +0 days 🔍
11/08/2019 +812 days 🔍

Sourcesinfo

Advisory: phpgrid.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-10665 (🔍)

Entryinfo

Created: 08/18/2017 22:49
Updated: 11/08/2019 08:30
Changes: 08/18/2017 22:49 (60), 11/08/2019 08:30 (2)
Complete: 🔍