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Vulnerability details: VCID-3z29-h785-4yhn
Vulnerability ID VCID-3z29-h785-4yhn
Aliases CVE-2016-9063
Summary An integer overflow during the parsing of XML using the Expat library.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-190 Integer Overflow or Wraparound
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9063.json
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01436 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01436 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01436 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01436 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01916 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
epss 0.01916 https://api.first.org/data/v1/epss?cve=CVE-2016-9063
cvssv2 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 9.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-9063
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-9063
archlinux Medium https://security.archlinux.org/AVG-305
archlinux Medium https://security.archlinux.org/AVG-306
archlinux Critical https://security.archlinux.org/AVG-72
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2016-89
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9063.json
https://api.first.org/data/v1/epss?cve=CVE-2016-9063
https://bugzilla.mozilla.org/show_bug.cgi?id=1274777
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9063
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.debian.org/security/2017/dsa-3898
https://www.mozilla.org/security/advisories/mfsa2016-89/
http://www.securityfocus.com/bid/94337
http://www.securitytracker.com/id/1037298
http://www.securitytracker.com/id/1039427
1396540 https://bugzilla.redhat.com/show_bug.cgi?id=1396540
ASA-201611-16 https://security.archlinux.org/ASA-201611-16
ASA-201706-32 https://security.archlinux.org/ASA-201706-32
ASA-201707-27 https://security.archlinux.org/ASA-201707-27
AVG-305 https://security.archlinux.org/AVG-305
AVG-306 https://security.archlinux.org/AVG-306
AVG-72 https://security.archlinux.org/AVG-72
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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-2016-9063 https://nvd.nist.gov/vuln/detail/CVE-2016-9063
mfsa2016-89 https://www.mozilla.org/en-US/security/advisories/mfsa2016-89
USN-3124-1 https://usn.ubuntu.com/3124-1/
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/hydra/rest/securitydata/cve/CVE-2016-9063.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:3.1/AV:N/AC:L/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:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9063
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-2016-9063
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 0.79467
EPSS Score 0.01379
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:14.682747+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2016/mfsa2016-89.yml 37.0.0