CVE-2020-36994
QlikView 12.50.20000.0 - 'FTP Server Address' Denial of Service
- State
- Published
- Severity
- 4.6 Medium
- Published
- Jan 29, 2026
- Updated
- May 12, 2026
- Reserved
- Jan 27, 2026
Description
QlikView 12.50.20000.0 contains a denial of service vulnerability in the FTP server address input field that allows local attackers to crash the application. Attackers can paste a 300-character buffer into the FTP server address field to trigger an application crash and prevent normal functionality.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.6 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 6.2 Medium | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
QlikViewQlikTech International AB |
|
References
- ExploitDB-48732exploit
- Vendor Homepageproduct
- VulnCheck Advisory: QlikView 12.50.20000.0 - 'FTP Server Address' Denial of Servicethird-party-advisory
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