CVE-2023-7250
iperf3 - security update
5.3
MEDIUM
CVSS 3.1
EPSS 0.05%
Description
A flaw was found in iperf, a utility for testing network performance using TCP, UDP, and SCTP. A malicious or malfunctioning client can send less than the expected amount of data to the iperf server, which can cause the server to hang indefinitely waiting for the remainder or until the connection gets closed. This will prevent other connections to the server, leading to a denial of service.
How to fix CVE-2023-7250
To remediate CVE-2023-7250, upgrade the affected package to a fixed version below.
- —upgrade to 3.9-1+deb11u2 or later
- —upgrade to 3.9-1+deb11u2 or later
Is CVE-2023-7250 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.9-1+deb11u2
- from 0, < 3.9-1+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |