Chadha PHPKB Standard Multi-Language 9 image-upload image-upload.php Directory input validation

HistoryDiffrelatejsonxmlCTI

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.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Chadha PHPKB Standard Multi-Language 9. This vulnerability affects unknown code of the file admin/imagepaster/image-upload.php of the component image-upload. Executing a manipulation as part of Directory can lead to input validation. This vulnerability is handled as CVE-2020-10386. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Chadha PHPKB Standard Multi-Language 9 (Knowledge Base Software). It has been declared as critical. This vulnerability affects an unknown function of the file admin/imagepaster/image-upload.php of the component image-upload. The manipulation as part of a Directory leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

admin/imagepaster/image-upload.php in Chadha PHPKB Standard Multi-Language 9 allows remote attackers to achieve Code Execution by uploading a .php file in the admin/js/ directory.

The weakness was released 03/12/2020. This vulnerability was named CVE-2020-10386 since 03/12/2020. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation requires a single authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:admin/imagepaster/image-upload.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.

Entries connected to this vulnerability are available at VDB-151400, VDB-151399, VDB-151398 and VDB-151397. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Knowledge Base Software

Vendor

Chadha

Name

PHPKB Standard Multi-Language

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.2
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/12/2020 🔍
03/12/2020 +0 days 🔍
03/13/2020 +1 days 🔍
01/27/2025 +1781 days 🔍

Sourcesinfo

Advisory: 156757
Status: Not defined

CVE: CVE-2020-10386 (🔍)
GCVE (CVE): GCVE-0-2020-10386
GCVE (VulDB): GCVE-100-151396
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/13/2020 16:13
Updated: 01/27/2025 10:57
Changes: 03/13/2020 16:13 (56), 04/13/2024 13:36 (19), 01/27/2025 10:57 (12)
Complete: 🔍
Cache ID: 216::103