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Vulnerability details: VCID-acxu-8qcw-aaan
Vulnerability ID VCID-acxu-8qcw-aaan
Aliases CVE-2018-14679
Summary An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-193 Off-by-one Error
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-14679.html
cvssv3.1 7.8 https://access.redhat.com/errata/RHSA-2018:3505
generic_textual HIGH https://access.redhat.com/errata/RHSA-2018:3505
cvssv3 4.0 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14679.json
epss 0.00779 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
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epss 0.00779 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
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epss 0.00882 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
epss 0.00882 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
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epss 0.00931 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
epss 0.00931 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
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epss 0.00933 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
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epss 0.01236 https://api.first.org/data/v1/epss?cve=CVE-2018-14679
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1610890
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14679
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14680
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14681
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14682
cvssv3 4.4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-14679
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-14679
generic_textual Medium https://ubuntu.com/security/notices/USN-3728-1
generic_textual Medium https://ubuntu.com/security/notices/USN-3728-2
generic_textual Medium https://ubuntu.com/security/notices/USN-3728-3
generic_textual Medium https://ubuntu.com/security/notices/USN-3789-2
generic_textual Medium http://www.openwall.com/lists/oss-security/2018/07/26/1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-14679.html
https://access.redhat.com/errata/RHSA-2018:3327
https://access.redhat.com/errata/RHSA-2018:3505
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14679.json
https://api.first.org/data/v1/epss?cve=CVE-2018-14679
https://bugs.debian.org/904802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14679
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14680
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14681
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14682
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/kyz/libmspack/commit/72e70a921f0f07fee748aec2274b30784e1d312a
https://lists.debian.org/debian-lts-announce/2018/08/msg00007.html
https://security.gentoo.org/glsa/201903-20
https://ubuntu.com/security/notices/USN-3728-1
https://ubuntu.com/security/notices/USN-3728-2
https://ubuntu.com/security/notices/USN-3728-3
https://ubuntu.com/security/notices/USN-3789-2
https://usn.ubuntu.com/3728-1/
https://usn.ubuntu.com/3728-2/
https://usn.ubuntu.com/3728-3/
https://usn.ubuntu.com/3789-2/
https://www.debian.org/security/2018/dsa-4260
http://www.openwall.com/lists/oss-security/2018/07/26/1
http://www.securitytracker.com/id/1041410
1610890 https://bugzilla.redhat.com/show_bug.cgi?id=1610890
904802 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=904802
cpe:2.3:a:cabextract:libmspack:0.0.20060920:alpha:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract:libmspack:0.0.20060920:alpha:*:*:*:*:*:*
cpe:2.3:a:cabextract:libmspack:0.3:alpha:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract:libmspack:0.3:alpha:*:*:*:*:*:*
cpe:2.3:a:cabextract:libmspack:0.4:alpha:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract:libmspack:0.4:alpha:*:*:*:*:*:*
cpe:2.3:a:cabextract:libmspack:0.5:alpha:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract:libmspack:0.5:alpha:*:*:*:*:*:*
cpe:2.3:a:cabextract:libmspack:0.6:alpha:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract:libmspack:0.6:alpha:*:*:*:*:*:*
cpe:2.3:a:cabextract_project:cabextract:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:cabextract_project:cabextract:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
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: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:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-14679 https://nvd.nist.gov/vuln/detail/CVE-2018-14679
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/errata/RHSA-2018:3505
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:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14679.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:N/UI:R/S:U/C:L/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:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14679
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14679
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 0.72449
EPSS Score 0.00779
Published At May 15, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.