Off-by-one Error Affecting iperf package, versions [,3.19.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-IPERF-11483958
- published6 Aug 2025
- disclosed3 Aug 2025
- creditUnknown
Introduced: 3 Aug 2025
NewCVE-2025-54349 (opens in a new tab)How to fix?
Upgrade iperf to version 3.19.1 or higher.
Overview
Affected versions of this package are vulnerable to Off-by-one Error via the encrypt_rsa_message and decrypt_rsa_message functions in the iperf_auth.c file. An attacker can execute arbitrary code, cause a denial of service, or potentially compromise data by sending specially crafted input that triggers a heap-based buffer overflow.