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Judging Management System CVE-2023-30246

CRITICAL
SQL Injection (CWE-89)
2023-05-12 cve@mitre.org
RCE SQLi Judging Management System Judging Management System Project
9.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-89
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Parameterized queries, prepared statements
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived

A remote attacker could execute arbitrary SQL commands against the database by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.
Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.
No patch listed yet 1.3% exploitation probability (EPSS)

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AnalysisAI

SQL injection vulnerability found in Judging Management System v.1.0 allows a remote attacker to execute arbitrary code via the contestant_id parameter. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. SQL injection vulnerability found in Judging Management System v.1.0 allows a remote attacker to execute arbitrary code via the contestant_id parameter. Affected products include: Judging Management System Project Judging Management System.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

SQL injection vulnerability found in Judging Management System v.1.0 allows a remote attacker to execute arbitrary code via the contestant_id parameter.

Threat Intelligence Overview

EPSS Score
1.3%
Top 33% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC Yes
EPSS 1.3%
Patch available No
Active threat No
Deciding rule
CRITICAL severity + public POC available
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

70
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

SQL Injection HIGH

SQL injection exploits the way applications construct database queries by mixing user input directly into SQL statements.

Remote Code Execution CRITICAL

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:judging_management_system_project:judging_management_system:1.0:*:*:*:*:*:*:*

More in Judging Management System

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CVE-2023-30016 CRITICAL POC
9.8 Jan 12

SQL Injection vulnerability in oretnom23 Judging Management System v1.0, allows remote attackers to execute arbitrary co
CVE-2023-30015 CRITICAL POC
9.8 Jan 12

SQL Injection vulnerability in oretnom23 Judging Management System v1.0, allows remote attackers to execute arbitrary co
CVE-2023-30014 CRITICAL POC
9.8 Jan 12

SQL Injection vulnerability in oretnom23 Judging Management System v1.0, allows remote attackers to execute arbitrary co
CVE-2023-5589 CRITICAL POC
9.8 Oct 15

A vulnerability was found in SourceCodester Judging Management System 1.0. Rated critical severity (CVSS 9.8), this vuln
CVE-2023-30245 CRITICAL POC
9.8 May 15

SQL injection vulnerability found in Judging Management System v.1.0 allows a remote attacker to execute arbitrary code

CVE-2023-30018 CRITICAL POC
9.8 May 08

Judging Management System v1.0 is vulnerable to SQL Injection. Rated critical severity (CVSS 9.8), this vulnerability is
CVE-2023-30203 CRITICAL POC
9.8 May 04

Judging Management System v1.0 was discovered to contain a SQL injection vulnerability via the event_id parameter at /ph
CVE-2023-30077 CRITICAL POC
9.8 May 04

Judging Management System v1.0 by oretnom23 was discovered to vulnerable to SQL injection via /php-jms/review_result.php
CVE-2023-30076 CRITICAL POC
9.8 Apr 20

Sourcecodester Judging Management System v1.0 is vulnerable to SQL Injection via /php-jms/print_judges.php?print_judges.
CVE-2023-1556 CRITICAL POC
9.8 Mar 22

A vulnerability was found in SourceCodester Judging Management System 1.0. Rated critical severity (CVSS 9.8), this vuln
CVE-2023-24643 CRITICAL POC
9.8 Mar 03

Judging Management System v1.0 was discovered to contain a SQL injection vulnerability via the sid parameter at /php-jms
CVE-2023-24642 CRITICAL POC
9.8 Mar 03

Judging Management System v1.0 was discovered to contain a SQL injection vulnerability via the sid parameter at /php-jms

Same weakness CWE-89 – SQL Injection

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CVE-2014-3704 HIGH POC
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CVE-2016-2555 CRITICAL POC
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CVE-2016-8582 CRITICAL POC
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Same technique RCE

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CVE-2023-3519 CRITICAL POC
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CVE-2015-5119 CRITICAL POC
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CVE-2016-4117 CRITICAL POC
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CVE-2015-3113 CRITICAL POC
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References

Advisories & patches
REF https://www.github.com

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