VDB-250427 · CVE-2023-52031 · GCVE-0-2023-52031

Totolink A3700R 9.1.2u.5822_B20200513 UploadFirmwareFile privilege escalation

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.
8.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Totolink A3700R 9.1.2u.5822_B20200513. Affected by this issue is the function UploadFirmwareFile. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2023-52031. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Totolink A3700R 9.1.2u.5822_B20200513. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the UploadFirmwareFile function.

The weakness was disclosed 01/11/2024. It is possible to read the advisory at 815yang.github.io. The identification of this vulnerability is CVE-2023-52031 since 12/26/2023. Technical details of the vulnerability are known, but there is no available exploit.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Totolink

Name

A3700R

Version

9.1.2u.5822_B20200513

License

commercial

Website

Vendor: https://www.totolink.net/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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

12/26/2023 🔍
01/11/2024 +16 days 🔍
01/11/2024 +0 days 🔍
06/04/2025 +510 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: 815yang.github.io
Status: Not defined

CVE: CVE-2023-52031 (🔍)
GCVE (CVE): GCVE-0-2023-52031
GCVE (VulDB): GCVE-100-250427

Entryinfo

Created: 01/11/2024 10:58
Updated: 06/04/2025 04:31
Changes: 01/11/2024 10:58 (36), 01/30/2024 11:36 (11), 06/04/2025 04:31 (15)
Complete: 🔍
Cache ID: 216::103