CVE-2020-37127

MEDIUM

5.5

Beschreibung

Dnsmasq-utils 2.79-1 contains a buffer overflow vulnerability in the dhcp_release utility that allows attackers to cause a denial of service by supplying excessive input. Attackers can trigger a core dump and terminate the dhcp_release process by sending a crafted input string longer than 16 characters.

CVE Details

CVSS v3.1 Bewertung5.5

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AngriffsvektorLOCAL

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht2/5/2026

Zuletzt geandert2/5/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-121

Referenzen

https://launchpad.net/ubuntu/+source/dnsmasq/2.79-1(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/48301(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/dnsmasq-utils-dhcprelease-denial-of-service(disclosure@vulncheck.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.