CVE-2023-1994 (GCVE-0-2023-1994)

Vulnerability from cvelistv5 – Published: 2023-04-12 00:00 – Updated: 2025-11-03 21:47
VLAI
Summary
GQUIC dissector crash in Wireshark 4.0.0 to 4.0.4 and 3.6.0 to 3.6.12 allows denial of service via packet injection or crafted capture file
Severity
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • Null pointer dereference in Wireshark
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Wireshark Foundation Wireshark Affected: >=4.0.0, <4.0.5
Affected: >=3.6.0, <3.6.13
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T10:22:00+00:00",
      "cve": "CVE-2023-1994",
      "id": "CVE-2023-1994",
      "initial_release_date": "2023-04-12T00:00:00+00:00",
      "product_status:known_affected": "16",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "wireshark: GQUIC dissector crash",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-1994.json",
      "version": "3"
    },
    "vulnrichment": {
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      "cveMetadata": "{\"cveId\": \"CVE-2023-1994\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-03T21:47:11.028Z\", \"dateReserved\": \"2023-04-11T00:00:00.000Z\", \"assignerOrgId\": \"ceab7361-8a18-47b1-92ba-4d7d25f6715a\", \"datePublished\": \"2023-04-12T00:00:00.000Z\", \"assignerShortName\": \"GitLab\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Tags
Taxonomy of the tags.





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.