CVE-2016-4449

Severity
7.1HIGH
EPSS
0.1%
top 68.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 9
Latest updateMay 14

Description

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 vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2

Affected Packages2 packages

Debianlibxml2< 2.9.3+dfsg1-1.1+3
NVDxmlsoft/libxml22.9.3

Also affects: Debian Linux 8.0, Ubuntu Linux 12.04, 14.04, 15.10, 16.04

🔴Vulnerability Details

3
GHSA
GHSA-r3pg-4m7c-9pvw: XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser2022-05-14
CVEList
CVE-2016-4449: XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser2016-06-09
OSV
CVE-2016-4449: XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser2016-06-09

📋Vendor Advisories

9
Apple
CVE-2016-4449: iTunes 12.4.2 for Windows2016-07-18
Apple
CVE-2016-4449: OS X El Capitan v10.11.6 and Security Update 2016-0042016-07-18
Apple
CVE-2016-4449: watchOS 2.2.22016-07-18
Apple
CVE-2016-4449: iOS 9.3.32016-07-18
Apple
CVE-2016-4449: iCloud for Windows 5.2.12016-07-18

💬Community

3
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 libxml2: various flaws [fedora-a2016-06-24
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 mingw-libxml2: various flaws [fe2016-06-24
Bugzilla
CVE-2016-4449 libxml2: Inappropriate fetch of entities content2016-05-23
CVE-2016-4449 (HIGH CVSS 7.1) | XML external entity (XXE) vulnerabi | cvebase.io