2020-19303 | hdcms fileupload.php unrestricted upload


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.

5.5 $0-$5k 0.12

A vulnerability, which was classified as critical, was found in hdcms 5.7. This affects an unknown code block of the file /fileupload.php. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-434. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An arbitrary file upload vulnerability in /fileupload.php of hdcms 5.7 allows attackers to execute arbitrary code via a crafted file.

The weakness was presented 08/04/2021. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2020-19303 since 08/13/2020. Access to the local network is required for this attack. The requirement for exploitation is a authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/07/2021).

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

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

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Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation
CWE: CWE-434
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

08/13/2020 CVE assigned
08/04/2021 +356 days Advisory disclosed
08/04/2021 +0 days VulDB entry created
08/07/2021 +3 days VulDB last updateAdvisory: github.com
Status: Confirmed

CVE: CVE-2020-19303 (🔒)

Created: 08/04/2021 09:52
Updated: 08/07/2021 12:10
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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