CVE-2016-2099
Published: 13 May 2016
Use-after-free vulnerability in validators/DTD/DTDScanner.cpp in Apache Xerces C++ 3.1.3 and earlier allows context-dependent attackers to have unspecified impact via an invalid character in an XML document.
From the Ubuntu Security Team
It was discovered that Xerces-C XML Parser mishandles certain kinds of external DTD references, resulting in a user-after-free. An attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code.
Priority
Status
Package | Release | Status |
---|---|---|
xerces-c Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(3.1.3+debian-2)
|
bionic |
Not vulnerable
(3.1.3+debian-2)
|
|
cosmic |
Not vulnerable
(3.1.3+debian-2)
|
|
disco |
Not vulnerable
(3.1.3+debian-2)
|
|
eoan |
Not vulnerable
(3.1.3+debian-2)
|
|
focal |
Not vulnerable
(3.1.3+debian-2)
|
|
impish |
Not vulnerable
(3.1.3+debian-2)
|
|
jammy |
Not vulnerable
(3.1.3+debian-2)
|
|
precise |
Ignored
(end of life)
|
|
trusty |
Released
(3.1.1-5.1+deb8u2build0.14.04.1)
|
|
upstream |
Needs triage
|
|
wily |
Released
(3.1.1-5.1+deb8u2build0.15.10.1)
|
|
xenial |
Released
(3.1.3+debian-1ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
yakkety |
Not vulnerable
(3.1.3+debian-2)
|
|
zesty |
Not vulnerable
(3.1.3+debian-2)
|
|
groovy |
Not vulnerable
(3.1.3+debian-2)
|
|
hirsute |
Not vulnerable
(3.1.3+debian-2)
|
|
Patches: upstream: http://svn.apache.org/viewvc?view=revision&revision=1747619 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |