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Vulnerability details: VCID-2297-mgsv-aaaa
Vulnerability ID VCID-2297-mgsv-aaaa
Aliases CVE-2017-8816
Summary The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-190 Integer Overflow or Wraparound
CWE-122 Heap-based Buffer Overflow
CWE-131 Incorrect Calculation of Buffer Size
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-8816.html
cvssv3.1 9.8 https://access.redhat.com/errata/RHSA-2018:3558
generic_textual CRITICAL https://access.redhat.com/errata/RHSA-2018:3558
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-8816.json
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00555 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00595 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00595 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.00617 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
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epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
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epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
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epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
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epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
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epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.0065 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.01907 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.04002 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.05206 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.05206 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.05206 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
epss 0.05206 https://api.first.org/data/v1/epss?cve=CVE-2017-8816
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1515757
generic_textual Medium https://curl.haxx.se/docs/adv_2017-12e7.html
cvssv3.1 Medium https://curl.se/docs/CVE-2017-8816.html
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8816
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8817
cvssv2 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-8816
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-8816
archlinux High https://security.archlinux.org/AVG-521
archlinux High https://security.archlinux.org/AVG-522
archlinux High https://security.archlinux.org/AVG-523
archlinux High https://security.archlinux.org/AVG-527
archlinux High https://security.archlinux.org/AVG-528
archlinux High https://security.archlinux.org/AVG-529
generic_textual Medium https://ubuntu.com/security/notices/USN-3498-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-8816.html
https://access.redhat.com/errata/RHSA-2018:3558
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-8816.json
https://api.first.org/data/v1/epss?cve=CVE-2017-8816
https://curl.haxx.se/docs/adv_2017-12e7.html
https://curl.se/docs/CVE-2017-8816.html
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8816
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8817
http://security.cucumberlinux.com/security/details.php?id=161
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/201712-04
https://ubuntu.com/security/notices/USN-3498-1
https://www.debian.org/security/2017/dsa-4051
http://www.securityfocus.com/bid/101998
http://www.securitytracker.com/id/1039896
http://www.securitytracker.com/id/1040608
1515757 https://bugzilla.redhat.com/show_bug.cgi?id=1515757
ASA-201711-36 https://security.archlinux.org/ASA-201711-36
ASA-201711-37 https://security.archlinux.org/ASA-201711-37
ASA-201711-38 https://security.archlinux.org/ASA-201711-38
AVG-521 https://security.archlinux.org/AVG-521
AVG-522 https://security.archlinux.org/AVG-522
AVG-523 https://security.archlinux.org/AVG-523
AVG-527 https://security.archlinux.org/AVG-527
AVG-528 https://security.archlinux.org/AVG-528
AVG-529 https://security.archlinux.org/AVG-529
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:*:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2017-8816 https://nvd.nist.gov/vuln/detail/CVE-2017-8816
USN-3498-1 https://usn.ubuntu.com/3498-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 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: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-8816.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:H/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:H/PR:N/UI:R/S:U/C:L/I:L/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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-8816
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-8816
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 0.65586
EPSS Score 0.00555
Published At April 12, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.