CVE-2020-36994

QlikView 12.50.20000.0 - 'FTP Server Address' Denial of Service

Published Jan 29, 2026 CVSS 4.0 · 4.6 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics cvssV4_0

{'score': 0, 'vector': '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'}

cvssV4_0

{'score': 4.6, 'vector': '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'}

Type Values Removed Values Added
First Time appeared Qlik
Qlik qlikview
CPEs cpe:2.3:a:qlik:qlikview:12.50.20000.0:*:*:*:*:*:*:*
Vendors & Products Qlik
Qlik qlikview
Type Values Removed Values Added
First Time appeared Qliktech International
Qliktech International qlikview
Vendors & Products Qliktech International
Qliktech International qlikview
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title QlikView 12.50.20000.0 - 'FTP Server Address' Denial of Service
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 0, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 12, 2026, 8:46 PM
Reserved
Jan 27, 2026, 3:47 PM
Status
Deferred
Published
Jan 29, 2026, 3:16 PM
Modified
Jun 17, 2026, 3:16 AM