CVE-2018-25231 | HeidiSQL 9.5.0.5196 file path filename control (Exploit 45806 / EUVD-2018-21720)

VDB-354173 · CVE-2018-25231 · EXPLOIT 45806 HEIDISQL 9.5.0.5196 FILE PATH FILENAME CONTROL HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.6 $0-$5k 1.57+ Summaryinfo A vulnerability, which was classified as problematic, has been found in HeidiSQL 9.5.0.5196. The affected element is an unknown function. The manipulation of the argument file path leads to filename control. This vulnerability is listed as CVE-2018-25231. The attack must be carried out locally. In addition, an exploit is available. Detailsinfo A vulnerability was found in HeidiSQL 9.5.0.5196 and classified as problematic. This issue affects an unknown functionality. The manipulation of the argument file path with an unknown input leads to a filename control vulnerability. Using CWE to declare the problem leads to CWE-98. The PHP application receives input from an upstream component, but it does not restrict or incorrectly restricts the input before its usage in "require," "include," or similar functions. Impacted is availability. The summary by CVE is: 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. The weakness was presented by Victor Mondragón as 45806. The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2018-25231 since 03/30/2026. The exploitation is known to be easy. An attack has to be approached locally. Technical details as well as a public exploit are known. The exploit is available 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 databases at Exploit-DB (45806) and EUVD (EUVD-2018-21720). Productinfo Name HeidiSQL Version 9.5.0.5196 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: 4.7 VulDB Meta Temp Score: 4.6 VulDB Base Score: 3.3 VulDB Temp Score: 3.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.2 CNA Vector (VulnCheck): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Filename control CWE: CWE-98 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Exploit-DB: 🔒 Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/30/2026 Advisory disclosed 03/30/2026 +0 days CVE reserved 03/30/2026 +0 days VulDB entry created 03/30/2026 +0 days VulDB entry last update Sourcesinfo Advisory: 45806 Researcher: Victor Mondragón Status: Not defined CVE: CVE-2018-25231 (🔒) GCVE (CVE): GCVE-0-2018-25231 GCVE (VulDB): GCVE-100-354173 EUVD: 🔒 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/30/2026 15:22 Updated: 03/30/2026 16:12 Changes: 03/30/2026 15:22 (78), 03/30/2026 16:12 (1) Complete: 🔍 Cache ID: 99:C87:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸