VDB-344040 · CVE-2020-37112 · Exploit 48163

Openeclass GUnet OpenEclass 1.7.3 unvalidated sql injection

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Openeclass GUnet OpenEclass 1.7.3 and classified as critical. This issue affects some unknown processing. The manipulation of the argument unvalidated results in sql injection. This vulnerability is known as CVE-2020-37112. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Openeclass GUnet OpenEclass 1.7.3. It has been classified as critical. Affected is an unknown code. The manipulation of the argument unvalidated with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

GUnet OpenEclass 1.7.3 contains multiple SQL injection vulnerabilities that allow authenticated attackers to manipulate database queries through unvalidated parameters. Attackers can exploit the 'month' parameter in the agenda module and other endpoints to extract sensitive database information using error-based or time-based injection techniques.

The weakness was published by emaragkos as 48163. The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2020-37112 since 02/03/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1505.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2020-30983). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Openeclass

Name

GUnet OpenEclass

Version

1.7.3

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 7.1
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/03/2026 Advisory disclosed
02/03/2026 +0 days CVE reserved
02/03/2026 +0 days VulDB entry created
02/12/2026 +9 days VulDB entry last update

Sourcesinfo

Advisory: 48163
Researcher: emaragkos
Status: Not defined

CVE: CVE-2020-37112 (🔒)
GCVE (CVE): GCVE-0-2020-37112
GCVE (VulDB): GCVE-100-344040
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/03/2026 18:34
Updated: 02/12/2026 19:38
Changes: 02/03/2026 18:34 (79), 02/07/2026 14:37 (1), 02/12/2026 19:38 (10)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.