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Vulnerability details: VCID-tyk2-gq2c-bbcn
Vulnerability ID VCID-tyk2-gq2c-bbcn
Aliases CVE-2016-2073
Summary Improper Restriction of Operations within the Bounds of a Memory Buffer The htmlParseNameComplex function in HTMLparser.c in libxml2 allows attackers to cause a denial of service (out-of-bounds read) via a crafted XML document.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-20 Improper Input Validation
System Score Found at
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
epss 0.01321 https://api.first.org/data/v1/epss?cve=CVE-2016-2073
cvssv2 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2016-2073
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2016-2073
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2073.json
https://api.first.org/data/v1/epss?cve=CVE-2016-2073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8806
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1762
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1833
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1834
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1835
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1836
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1837
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1838
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1839
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1840
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3627
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3705
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4447
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4449
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4483
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.debian.org/security/2016/dsa-3593
http://www.openwall.com/lists/oss-security/2016/01/25/6
http://www.openwall.com/lists/oss-security/2016/01/26/7
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
http://www.securityfocus.com/bid/85267
http://www.securitytracker.com/id/1035011
http://www.ubuntu.com/usn/USN-2994-1
1301928 https://bugzilla.redhat.com/show_bug.cgi?id=1301928
812807 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=812807
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
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:15.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
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: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:*:*:*:*:*:*:*
CVE-2016-2073 https://nvd.nist.gov/vuln/detail/CVE-2016-2073
GLSA-201701-37 https://security.gentoo.org/glsa/201701-37
USN-2994-1 https://usn.ubuntu.com/2994-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:N/I:N/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: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-2073
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-2073
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 0.79831
EPSS Score 0.01321
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:47:00.619713+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/libxml2/CVE-2016-2073.yml 38.0.0