CVE-2016-4449

mediumpriority · track · 29EPSS 0.017 · 77 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.66% (77th) EPSS

CVSS 5.8 · medium

Is it mine?

29 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

cvss

Technical severity, 0–10. One row per scoring source.

7.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–7.3

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 4.9

v3.07.1highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.2

v3.06.5mediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.3highAV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20USCWE-611US

affected products (29)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Dell NetWorker <19.11.0.2all versionscert_bundDE
Dell NetWorker <19.11.0.5all versionscert_bundDE
Dell NetWorker <19.13all versionscert_bundDE
Dell NetWorker Server <19.10.0.6all versionscert_bundDE
Dell NetWorker Server <19.11.0.2all versionscert_bundDE
F5 Advanced Firewall Managerall versionscert_bundDEcpe:/a:f5:big-ip_advanced_firewall_manager:-
F5 BIG-IPall versionscert_bundDEcpe:/a:f5:big-ip:-
F5 Policy Enforcement Managerall versionscert_bundDEcpe:/a:f5:big-ip_policy_enforcement_manager:10.2.4
F5 WebAccelerator 10.0.0 - 10.2.4all versionscert_bundDEcpe:/h:f5:big-ip_webaccelerator:10.2.4
Open Source libxml2all versionscert_bundDEcpe:/a:xmlsoft:libxml2:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
Dell Networker≤ Server <19.10.0.6cert_bundDE
Dell Networker≤ Server <19.11.0.2cert_bundDE
Dell Networker< 19.11.0.2cert_bundDE
Dell Networker< 19.11.0.5cert_bundDE
Dell Networker< 19.13cert_bundDE

showing 20 of 29

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1614Tenable Security Nessus Network Monitor: Mehrere SchwachstellenDeutsch2023-06-29csaf · cert_bundDE
Ein entfernter, anonymer, authentisierter oder lokaler Angreifer kann mehrere Schwachstellen in Tenable Security Nessus Network Monitor ausnutzen, um beliebigen Code auszuführen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand auszulösen und Daten zu manipulieren.
WID-SEC-W-2024-3384libxml2: Mehrere SchwachstellenDeutsch2016-05-24csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in libxml2 ausnutzen, um einen Denial of Service Angriff durchzuführen, Einblick in vertrauliche Informationen zu erhalten oder Code zur Ausführung zu bringen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2016-06-09modified 2026-06-17

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references (63)

External citations — patches, advisories, analysis.

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