CVE-2023-5371 (GCVE-0-2023-5371)

Vulnerability from cvelistv5 – Published: 2023-10-04 16:01 – Updated: 2026-03-27 13:56
VLAI
Title
Memory Allocation with Excessive Size Value in Wireshark
Summary
RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file
Severity
5.3 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CWE
  • CWE-789 - Memory Allocation with Excessive Size Value
Assigner
References
Impacted products
Vendor Product Version
Wireshark Foundation Wireshark Affected: 4.0.0 , < 4.0.9 (semver)
Affected: 3.6.0 , < 3.6.17 (semver)
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T15:02:00+00:00",
      "cve": "CVE-2023-5371",
      "id": "CVE-2023-5371",
      "initial_release_date": "2023-10-04T00:00:00+00:00",
      "product_status:known_affected": "16",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "wireshark: RTPS dissector memory leak",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-5371.json",
      "version": "3"
    }
  }
}



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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.