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Vulnerability details: VCID-gzny-ttqs-aaaf
Vulnerability ID VCID-gzny-ttqs-aaaf
Aliases CVE-2018-16843
Summary Excessive memory usage in HTTP/2
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-400 Uncontrolled Resource Consumption
System Score Found at
generic_textual low http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-16843.html
rhas Important https://access.redhat.com/errata/RHSA-2018:3653
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16843.json
epss 0.03648 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.03648 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.03843 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.07966 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.10852 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.10852 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.10852 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.10852 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.35903 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.35903 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.35903 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.41411 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.41411 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.41411 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.45111 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.4607 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.55936 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
epss 0.63373 https://api.first.org/data/v1/epss?cve=CVE-2018-16843
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1644511
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16843
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16844
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16845
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual low https://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
cvssv2 7.8 https://nvd.nist.gov/vuln/detail/CVE-2018-16843
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-16843
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-16843
generic_textual Medium https://ubuntu.com/security/notices/USN-3812-1
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html
http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-16843.html
https://access.redhat.com/errata/RHSA-2018:3680
https://access.redhat.com/errata/RHSA-2018:3681
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16843.json
https://api.first.org/data/v1/epss?cve=CVE-2018-16843
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16843
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16843
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16844
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16845
http://seclists.org/fulldisclosure/2021/Sep/36
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
https://support.apple.com/kb/HT212818
https://ubuntu.com/security/notices/USN-3812-1
https://usn.ubuntu.com/3812-1/
https://www.debian.org/security/2018/dsa-4335
http://www.securityfocus.com/bid/105868
http://www.securitytracker.com/id/1042038
1644511 https://bugzilla.redhat.com/show_bug.cgi?id=1644511
913090 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=913090
cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2018-16843 https://nvd.nist.gov/vuln/detail/CVE-2018-16843
RHSA-2018:3653 https://access.redhat.com/errata/RHSA-2018:3653
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16843.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:3.0/AV:N/AC:L/PR:N/UI:N/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:C Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16843
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-2018-16843
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:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16843
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 0.91586
EPSS Score 0.03648
Published At Dec. 27, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.