Search for vulnerabilities
Vulnerability details: VCID-q3fd-q3r3-aaas
Vulnerability ID VCID-q3fd-q3r3-aaas
Aliases CVE-2017-6419
Summary mspack/lzxd.c in libmspack 0.5alpha, as used in ClamAV 0.99.2, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted CHM file.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-122 Heap-based Buffer Overflow
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-6419.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-6419.json
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00623 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00656 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.00919 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
epss 0.0139 https://api.first.org/data/v1/epss?cve=CVE-2017-6419
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1483909
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6419
cvssv2 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 8.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Medium https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/heap-overflow/clamav_chm_crash.md
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2017-6419
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2017-6419
archlinux Critical https://security.archlinux.org/AVG-602
archlinux Critical https://security.archlinux.org/AVG-603
generic_textual Medium https://ubuntu.com/security/notices/USN-3393-1
generic_textual Medium https://ubuntu.com/security/notices/USN-3393-2
generic_textual Medium https://ubuntu.com/security/notices/USN-3394-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-6419.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-6419.json
https://api.first.org/data/v1/epss?cve=CVE-2017-6419
https://bugzilla.clamav.net/show_bug.cgi?id=11701
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11423
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6419
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/heap-overflow/clamav_chm_crash.md
https://github.com/vrtadmin/clamav-devel/commit/a83773682e856ad6529ba6db8d1792e6d515d7f1
https://lists.debian.org/debian-lts-announce/2018/02/msg00014.html
https://security.gentoo.org/glsa/201804-16
https://ubuntu.com/security/notices/USN-3393-1
https://ubuntu.com/security/notices/USN-3393-2
https://ubuntu.com/security/notices/USN-3394-1
http://www.debian.org/security/2017/dsa-3946
1483909 https://bugzilla.redhat.com/show_bug.cgi?id=1483909
871263 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871263
ASA-201802-9 https://security.archlinux.org/ASA-201802-9
ASA-201803-14 https://security.archlinux.org/ASA-201803-14
AVG-602 https://security.archlinux.org/AVG-602
AVG-603 https://security.archlinux.org/AVG-603
CVE-2017-6419 https://nvd.nist.gov/vuln/detail/CVE-2017-6419
USN-3393-1 https://usn.ubuntu.com/3393-1/
USN-3393-2 https://usn.ubuntu.com/3393-2/
USN-3394-1 https://usn.ubuntu.com/3394-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-6419.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:H/PR:N/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:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-6419
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:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-6419
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 0.69049
EPSS Score 0.00623
Published At May 2, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.