Vulnerability in Es Iperf3
CVE-2023-7250
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.
EPSS: 0.009 (58.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Es Iperf3
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:3.5-10.el8_10
- Red Hat Enterprise Linux 9 — versions 0:3.9-13.el9
- Redhat Enterprise_linux — versions 8.0, 9.0
- Redhat Enterprise_linux_for_arm_64 — versions 8.0_aarch64, 9.0_aarch64
- Redhat Enterprise_linux_for_ibm_z_systems — versions 8.0_s390x, 9.0_s390x
- Redhat Enterprise_linux_for_power_little_endian — versions 8.0_ppc64le
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Third Party Advisory, Issue Tracking)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-7250?
- CVE-2023-7250 is a medium-severity vulnerability in Es Iperf3, classified under CWE-183. CVSS score: 5.3/10. Published 2024-03-18.
- How severe is CVE-2023-7250?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2023-7250 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.