EUVD-2020-18966

🗓️ 07 Oct 2025 00:30:54Reported by EUVDType

Memory leak in Wireshark 3.4.0 allows denial of service via packet injection or crafted file

Reporter	Title	Published	Views	Family All 39
AlpineLinux	CVE-2020-26419	11 Dec 202017:17	–	alpinelinux
Circl	CVE-2020-26419	11 Dec 202022:38	–	circl
CNNVD	Wireshark 缓冲区错误漏洞	10 Dec 202000:00	–	cnnvd
CNVD	Wireshark Memory Disclosure Vulnerability (CNVD-2021-11317)	14 Dec 202000:00	–	cnvd
CVE	CVE-2020-26419	11 Dec 202017:17	–	cve
Cvelist	CVE-2020-26419	11 Dec 202017:17	–	cvelist
Debian CVE	CVE-2020-26419	11 Dec 202017:17	–	debiancve
Fedora	[SECURITY] Fedora 33 Update: wireshark-3.4.2-1.fc33	7 Feb 202101:34	–	fedora
Fedora	[SECURITY] Fedora 32 Update: wireshark-3.4.2-1.fc32	7 Feb 202101:39	–	fedora
Tenable Nessus	Fedora 32 : 1:wireshark (2021-138674557c)	8 Feb 202100:00	–	nessus

[
  {
    "enisaIdVendor": [
      {
        "id": "57a281c3-ed49-3a19-9156-8ed88394a37c",
        "vendor": {
          "name": "The Wireshark Foundation"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "d968902a-cad3-3445-bb9c-b9c3f063810e",
        "product": {
          "name": "Wireshark"
        },
        "product_version": "3.4.0"
      }
    ]
  }
]

Source	Link
suse	www.suse.com/security/cve/CVE-2020-26419.html
security	www.security.archlinux.org/CVE-2020-26419
wireshark	www.wireshark.org/security/wnpa-sec-2020-19.html
gitlab	www.gitlab.com/wireshark/wireshark/-/issues/17032
gitlab	www.gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26419.json
security	www.security.gentoo.org/glsa/202101-12
lists	www.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
lists	www.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
oracle	www.oracle.com/security-alerts/cpuApr2021.html
github	www.github.com/advisories/GHSA-293c-r3p4-g63r

07 Oct 2025 00:30Current

6.4Medium risk

Vulners AI Score6.4

CVSS 3.13.1 - 5.3

CVSS 25

EPSS0.00379