CVE-2018-25231
HeidiSQL 9.5.0.5196 Denial of Service via Preferences
Description
HeidiSQL 9.5.0.5196 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long file path in the logging preferences. Attackers can input a buffer-overflow payload through the SQL log file path field in Preferences > Logging to trigger an application crash.
INFO
Published Date :
March 30, 2026, 12:16 p.m.
Last Modified :
April 8, 2026, 5:27 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update HeidiSQL to the latest version.
- Avoid using excessively long file paths in logging preferences.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-25231.
| URL | Resource |
|---|---|
| https://www.exploit-db.com/exploits/45806 | Exploit VDB Entry |
| https://www.heidisql.com/ | Product |
| https://www.heidisql.com/download.php | Product |
| https://www.vulncheck.com/advisories/heidisql-denial-of-service-via-preferences | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-25231 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-25231
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-25231 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-25231 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Apr. 08, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CPE Configuration OR *cpe:2.3:a:heidisql:heidisql:*:*:*:*:*:*:*:* versions up to (including) 9.5.0.5196 Added Reference Type VulnCheck: https://www.exploit-db.com/exploits/45806 Types: Exploit, VDB Entry Added Reference Type VulnCheck: https://www.heidisql.com/ Types: Product Added Reference Type VulnCheck: https://www.heidisql.com/download.php Types: Product Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/heidisql-denial-of-service-via-preferences Types: Third Party Advisory -
New CVE Received by [email protected]
Mar. 30, 2026
Action Type Old Value New Value Added Description HeidiSQL 9.5.0.5196 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long file path in the logging preferences. Attackers can input a buffer-overflow payload through the SQL log file path field in Preferences > Logging to trigger an application crash. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-98 Added Reference https://www.exploit-db.com/exploits/45806 Added Reference https://www.heidisql.com/ Added Reference https://www.heidisql.com/download.php Added Reference https://www.vulncheck.com/advisories/heidisql-denial-of-service-via-preferences