CVE-2020-36994

MEDIUM
2026-01-29 [email protected]
6.2
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
PoC Detected
Jan 29, 2026 - 16:31 vuln.today
Public exploit code
CVE Published
Jan 29, 2026 - 15:16 nvd
MEDIUM 6.2

Tags

Denial Of Service

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.

Analysis

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. [CVSS 6.2 MEDIUM]

Technical Context

Classified as CWE-120 (Classic Buffer Overflow). Affects FTP server address input field. 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.

Affected Products

Product: FTP server address input field.

Remediation

Monitor vendor advisories for a patch. Enable ASLR, DEP/NX, and stack canaries where possible.

Priority Score

51
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +31
POC: +20

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CVE-2020-36994 vulnerability details – vuln.today
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