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Vulnerability details: VCID-7c3e-97qs-ube7
Vulnerability ID VCID-7c3e-97qs-ube7
Aliases CVE-2016-8621
Summary The `curl_getdate` function in curl before version 7.51.0 is vulnerable to an out of bounds read if it receives an input with one digit short.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-126 Buffer Over-read
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8621.json
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
epss 0.01769 https://api.first.org/data/v1/epss?cve=CVE-2016-8621
cvssv3.1 Medium https://curl.se/docs/CVE-2016-8621.html
cvssv2 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2016-8621
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-8621
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
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2018:2486
https://access.redhat.com/errata/RHSA-2018:3558
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8621.json
https://api.first.org/data/v1/epss?cve=CVE-2016-8621
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8621
https://curl.haxx.se/CVE-2016-8621.patch
https://curl.haxx.se/docs/adv_20161102G.html
https://curl.se/docs/CVE-2016-8621.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
https://security.gentoo.org/glsa/201701-47
https://www.tenable.com/security/tns-2016-21
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
http://www.securityfocus.com/bid/94101
http://www.securitytracker.com/id/1037192
1388385 https://bugzilla.redhat.com/show_bug.cgi?id=1388385
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
cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
CVE-2016-8621 https://nvd.nist.gov/vuln/detail/CVE-2016-8621
USN-3123-1 https://usn.ubuntu.com/3123-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-8621.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: AV:N/AC:M/Au:N/C:P/I:P/A:P 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:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N 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:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-8621
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:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-8621
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 0.8186
EPSS Score 0.01769
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:33:55.352348+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.15/main.json 37.0.0