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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2020-37197

Dnss Domain Name Search Software contains a denial of service vulnerability that allows attackers to crash the application by overflowing the 'Name' input field.

MEDIUM 4.6EPSS 0.51%

Does this matter?

Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own.

Description

Dnss Domain Name Search Software contains a denial of service vulnerability that allows attackers to crash the application by overflowing the 'Name' input field. Attackers can generate a 1000-character buffer payload and paste it into the registration name field to trigger an application crash.

CVSS 4.0
4.6 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/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/M
EPSS
0.51% probability · 43th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-120
Affected
nsasoft/domain name search software
Source
disclosure@vulncheck.com
EPSS trend
0%3%5%26 October 2026: 0.51%26 October 202626 October 2026

EPSS 0.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.