CVE-2020-37127
5.5
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
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.
How to fix CVE-2020-37127
To remediate CVE-2020-37127, upgrade the affected package to a fixed version below.
- Debian/dnsmasq—upgrade to 2.80-1 or later
Is CVE-2020-37127 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.80-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |