Iperf3
Vendor:
First CVE: Sep 26, 2016 · Active for 9 years
8
Total CVEs
More Total CVEs than 85% of tracked products
2.0
Avg CVEs / Year
Higher CVE frequency than 60% of tracked products
7.7
Avg CVSS
Higher Avg CVSS than 62% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Iperf3 over time
Volume of CVEsAvg CVSS Base Score
First CVE
Sep 26, 2016
9 years ago
Most Recent CVE
Aug 3, 2025
355 days ago
CVE Severity & Scoring
Iperf38 CVEs
38%
25%
38%
All CVEs352,231 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network8 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low7 (87.5%)
High1 (12.5%)
Unknown0 (0.0%)
User Interaction
None8 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None8 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (8 CVEs).
8 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-54351CRITICAL In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv). | Aug 3, 2025 | 10.0 | 35 | NO | NO |
CVE-2016-4303CRITICAL The parse_string function in cjson.c in the cJSON library mishandles UTF8/16 strings, which allows remote attackers to cause a denial of service (crash) or execute arbitrary code v | Sep 26, 2016 | 9.8 | 34 | NO | NO |
CVE-2025-54349CRITICAL In iperf before 3.19.1, iperf_auth.c has an off-by-one error and resultant heap-based buffer overflow. | Aug 3, 2025 | 10.0 | 32 | NO | NO |
CVE-2023-38403HIGH iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field. | Jul 17, 2023 | 7.5 | 24 | NO | NO |
CVE-2025-54350MEDIUM In iperf before 3.19.1, iperf_auth.c has a Base64Decode assertion failure and application exit upon a malformed authentication attempt. | Aug 3, 2025 | 5.3 | 21 | NO | NO |
CVE-2024-53580HIGH iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function. | Dec 18, 2024 | 7.5 | 21 | NO | NO |
CVE-2024-26306MEDIUM iPerf3 before 3.17, when used with OpenSSL before 3.2.0 as a server with RSA authentication, allows a timing side channel in RSA decryption operations. This side channel could be s | May 14, 2024 | 5.9 | 20 | NO | NO |
CVE-2023-7250MEDIUM 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 t | Mar 18, 2024 | 5.3 | 19 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (8 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (8 CVEs).
Media Mentions
Signals from CVEs in this product scope (8 CVEs).
Top CNAs Publishing CVEs For Iperf3
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 3.19 | 1 | 10.0 | 0.4% | 0 | 0 |
| 3.17.1 | 1 | 7.5 | 0.9% | 0 | 0 |