usn-6431-3
Vulnerability from osv_ubuntu
Published
2023-10-16 15:52
Modified
2026-04-22 07:37
Summary
iperf3 vulnerability
Details

USN-6431-1 fixed a vulnerability in iperf3. This update provides the corresponding update for Ubuntu 22.04 LTS.

Original advisory details:

Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process to stop responding, waiting for input on the control connection. A remote attacker could possibly use this issue to cause a denial of service. (LP: #2038654)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "ecosystem": "Ubuntu:Pro:22.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "iperf3",
            "binary_version": "3.9-1+deb11u1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libiperf0",
            "binary_version": "3.9-1+deb11u1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "iperf3",
        "purl": "pkg:deb/ubuntu/iperf3@3.9-1+deb11u1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.9-1+deb11u1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.9-1",
        "3.9-1build1",
        "3.9-1+deb11u1build0.22.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-6431-1 fixed a vulnerability in iperf3. This update provides\nthe corresponding update for Ubuntu 22.04 LTS.\n\nOriginal advisory details:\n \n Jorge Sancho Larraz discovered that iperf3 did not properly manage certain\n inputs, which could cause the server process to stop responding, waiting \n for input on the control connection. A remote attacker could possibly use\n this issue to cause a denial of service. (LP: #2038654)\n",
  "id": "USN-6431-3",
  "modified": "2026-04-22T07:37:06Z",
  "published": "2023-10-16T15:52:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6431-3"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/bugs/2038654"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "iperf3 vulnerability",
  "upstream": []
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.