VDB-247156 · Submit #242777 · CVE-2023-6576

Byzoro S210 up to 20231123 HTTP POST Request /Tool/uploadfile.php file_upload 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.
6.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Byzoro S210 up to 20231123. This affects an unknown function of the file /Tool/uploadfile.php of the component HTTP POST Request Handler. Executing a manipulation of the argument file_upload can lead to unrestricted upload. This vulnerability is handled as CVE-2023-6576. The attack can be executed remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in Byzoro S210 up to 20231123. It has been declared as critical. This vulnerability affects an unknown function of the file /Tool/uploadfile.php of the component HTTP POST Request Handler. The manipulation of the argument file_upload with an unknown input 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.

The weakness was released 12/07/2023. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-6576. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1608.002.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:Tool/uploadfile.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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Byzoro

Name

S210

Version

20231123

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (VulDB): 🔍

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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/07/2023 🔍
12/07/2023 +0 days 🔍
12/07/2023 +0 days 🔍
04/09/2024 +124 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-6576 (🔍)
GCVE (CVE): GCVE-0-2023-6576
GCVE (VulDB): GCVE-100-247156
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/07/2023 13:54
Updated: 04/09/2024 09:07
Changes: 12/07/2023 13:54 (43), 12/30/2023 15:39 (2), 12/30/2023 15:46 (28), 04/09/2024 09:07 (15)
Complete: 🔍
Submitter: willchen
Cache ID: 216::103

Submitinfo

Accepted

Submit #242777: Beijing Baizhuo Network Technology Co., LTD S210 multi-service security gateway intelligent management platform S210 Any file upload (by willchen)