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Vulnerability details: VCID-yx64-zwpx-pkg7
Vulnerability ID VCID-yx64-zwpx-pkg7
Aliases CVE-2020-11647
Summary Multiple vulnerabilities have been found in Wireshark, the worst of which could result in a Denial of Service condition.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-121 Stack-based Buffer Overflow
CWE-674 Uncontrolled Recursion
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11647.json
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
epss 0.01672 https://api.first.org/data/v1/epss?cve=CVE-2020-11647
cvssv3.1 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-11647
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-11647
archlinux Critical https://security.archlinux.org/AVG-1129
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11647.json
https://api.first.org/data/v1/epss?cve=CVE-2020-11647
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6f56fc9496db158218243ea87e3660c874a0bab0
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11647
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
https://www.wireshark.org/security/wnpa-sec-2020-07.html
1824157 https://bugzilla.redhat.com/show_bug.cgi?id=1824157
958213 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=958213
ASA-202004-10 https://security.archlinux.org/ASA-202004-10
AVG-1129 https://security.archlinux.org/AVG-1129
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-11647 https://nvd.nist.gov/vuln/detail/CVE-2020-11647
GLSA-202007-13 https://security.gentoo.org/glsa/202007-13
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11647.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-11647
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-11647
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.82063
EPSS Score 0.01672
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:01:25.929471+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202007-13 38.0.0