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Vulnerability details: VCID-trsp-c5fx-aaak
Vulnerability ID VCID-trsp-c5fx-aaak
Aliases CVE-2017-12424
Summary In shadow before 4.5, the newusers tool could be made to manipulate internal data structures in ways unintended by the authors. Malformed input may lead to crashes (with a buffer overflow or other memory corruption) or other unspecified behaviors. This crosses a privilege boundary in, for example, certain web-hosting environments in which a Control Panel allows an unprivileged user account to create subaccounts.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12424.html
cvssv3 4.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12424.json
epss 0.00341 https://api.first.org/data/v1/epss?cve=CVE-2017-12424
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epss 0.01702 https://api.first.org/data/v1/epss?cve=CVE-2017-12424
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1478359
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12424
cvssv2 3.7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Medium https://lists.debian.org/debian-lts-announce/2021/03/msg00020.html
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-12424
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-12424
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-12424
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12424.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12424.json
https://api.first.org/data/v1/epss?cve=CVE-2017-12424
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=756630
https://bugs.launchpad.net/ubuntu/+source/shadow/+bug/1266675
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12424
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/shadow-maint/shadow/commit/954e3d2e7113e9ac06632aee3c69b8d818cc8952
https://lists.debian.org/debian-lts-announce/2021/03/msg00020.html
https://security.gentoo.org/glsa/201710-16
1478359 https://bugzilla.redhat.com/show_bug.cgi?id=1478359
cpe:2.3:a:shadow_project:shadow:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:shadow_project:shadow:*:*:*:*:*:*:*:*
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-2017-12424 https://nvd.nist.gov/vuln/detail/CVE-2017-12424
USN-5254-1 https://usn.ubuntu.com/5254-1/
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12424.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:L/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:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H 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-2017-12424
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12424
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12424
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 0.71132
EPSS Score 0.00341
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.