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Vulnerability details: VCID-f23g-nbn2-6bac
Vulnerability ID VCID-f23g-nbn2-6bac
Aliases CVE-2016-8623
Summary
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 3.3 https://access.redhat.com/errata/RHSA-2018:2486
ssvc Track https://access.redhat.com/errata/RHSA-2018:2486
cvssv3 3.3 https://access.redhat.com/errata/RHSA-2018:3558
ssvc Track https://access.redhat.com/errata/RHSA-2018:3558
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8623.json
epss 0.01171 https://api.first.org/data/v1/epss?cve=CVE-2016-8623
cvssv3 3.3 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623
cvssv3 3.3 https://curl.haxx.se/CVE-2016-8623.patch
ssvc Track https://curl.haxx.se/CVE-2016-8623.patch
cvssv3 3.3 https://curl.haxx.se/docs/adv_20161102I.html
ssvc Track https://curl.haxx.se/docs/adv_20161102I.html
cvssv3.1 High https://curl.se/docs/CVE-2016-8623.html
cvssv2 2.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 3.3 https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
ssvc Track https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
cvssv3 3.3 https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
ssvc Track https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
archlinux High https://security.archlinux.org/AVG-60
archlinux High https://security.archlinux.org/AVG-61
archlinux High https://security.archlinux.org/AVG-62
archlinux High https://security.archlinux.org/AVG-63
archlinux High https://security.archlinux.org/AVG-65
archlinux High https://security.archlinux.org/AVG-66
cvssv3 3.3 https://security.gentoo.org/glsa/201701-47
ssvc Track https://security.gentoo.org/glsa/201701-47
cvssv3 3.3 https://www.tenable.com/security/tns-2016-21
ssvc Track https://www.tenable.com/security/tns-2016-21
cvssv3 3.3 http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
ssvc Track http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
cvssv3 3.3 http://www.securityfocus.com/bid/94106
ssvc Track http://www.securityfocus.com/bid/94106
cvssv3 3.3 http://www.securitytracker.com/id/1037192
ssvc Track http://www.securitytracker.com/id/1037192
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8623.json
https://api.first.org/data/v1/epss?cve=CVE-2016-8623
https://curl.se/docs/CVE-2016-8623.html
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8615
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8616
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8617
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8618
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8619
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8620
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8621
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8622
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8623
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8624
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1037192 http://www.securitytracker.com/id/1037192
1388388 https://bugzilla.redhat.com/show_bug.cgi?id=1388388
94106 http://www.securityfocus.com/bid/94106
adv_20161102I.html https://curl.haxx.se/docs/adv_20161102I.html
ASA-201611-10 https://security.archlinux.org/ASA-201611-10
ASA-201611-4 https://security.archlinux.org/ASA-201611-4
ASA-201611-5 https://security.archlinux.org/ASA-201611-5
ASA-201611-7 https://security.archlinux.org/ASA-201611-7
ASA-201611-8 https://security.archlinux.org/ASA-201611-8
ASA-201611-9 https://security.archlinux.org/ASA-201611-9
AVG-60 https://security.archlinux.org/AVG-60
AVG-61 https://security.archlinux.org/AVG-61
AVG-62 https://security.archlinux.org/AVG-62
AVG-63 https://security.archlinux.org/AVG-63
AVG-65 https://security.archlinux.org/AVG-65
AVG-66 https://security.archlinux.org/AVG-66
CVE-2016-8623.patch https://curl.haxx.se/CVE-2016-8623.patch
GLSA-201701-47 https://security.gentoo.org/glsa/201701-47
r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
RHSA-2018:2486 https://access.redhat.com/errata/RHSA-2018:2486
show_bug.cgi?id=CVE-2016-8623 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623
tns-2016-21 https://www.tenable.com/security/tns-2016-21
USN-3123-1 https://usn.ubuntu.com/3123-1/
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/errata/RHSA-2018:2486
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://access.redhat.com/errata/RHSA-2018:2486
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/errata/RHSA-2018:3558
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://access.redhat.com/errata/RHSA-2018:3558
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8623.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:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://curl.haxx.se/CVE-2016-8623.patch
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://curl.haxx.se/CVE-2016-8623.patch
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://curl.haxx.se/docs/adv_20161102I.html
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://curl.haxx.se/docs/adv_20161102I.html
Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://security.gentoo.org/glsa/201701-47
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://security.gentoo.org/glsa/201701-47
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://www.tenable.com/security/tns-2016-21
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at https://www.tenable.com/security/tns-2016-21
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at http://www.securityfocus.com/bid/94106
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at http://www.securityfocus.com/bid/94106
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at http://www.securitytracker.com/id/1037192
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-16T13:46:38Z/ Found at http://www.securitytracker.com/id/1037192
Exploit Prediction Scoring System (EPSS)
Percentile 0.78987
EPSS Score 0.01171
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T09:35:17.274472+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.21/main.json 38.6.0