CVE-2017-12627
Published: 1 March 2018
In Apache Xerces-C XML Parser library before 3.2.1, processing of external DTD paths can result in a null pointer dereference under certain conditions.
From the Ubuntu Security Team
It was discovered that Xerces-C++ mishandles certain kinds of external DTD references, resulting in dereference of a NULL pointer. An attacker could use this vulnerability to cause a denial of service.
Priority
Status
Package | Release | Status |
---|---|---|
xerces-c Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Released
(3.2.0+debian-2ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
cosmic |
Not vulnerable
(3.2.1+debian-2)
|
|
disco |
Not vulnerable
(3.2.1+debian-2)
|
|
eoan |
Not vulnerable
(3.2.1+debian-2)
|
|
focal |
Not vulnerable
(3.2.1+debian-2)
|
|
groovy |
Not vulnerable
(3.2.1+debian-2)
|
|
hirsute |
Not vulnerable
(3.2.1+debian-2)
|
|
impish |
Not vulnerable
(3.2.1+debian-2)
|
|
jammy |
Not vulnerable
(3.2.1+debian-2)
|
|
kinetic |
Not vulnerable
(3.2.1+debian-2)
|
|
lunar |
Not vulnerable
(3.2.1+debian-2)
|
|
trusty |
Released
(3.1.1-5.1+deb8u4build0.14.04.1)
|
|
upstream |
Released
(3.1.4+debian-2+deb9u1, 3.2.1+debian-2)
|
|
xenial |
Released
(3.1.3+debian-1ubuntu0.1~esm1)
Available with Ubuntu Pro |
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 |
References
- https://svn.apache.org/viewvc?view=revision&revision=1819998
- https://xerces.apache.org/xerces-c/secadv/CVE-2017-12627.txt
- http://seclists.org/oss-sec/2018/q1/203
- http://xerces.apache.org/xerces-c/secadv/CVE-2017-12627.txt
- https://ubuntu.com/security/notices/USN-4784-1
- https://www.cve.org/CVERecord?id=CVE-2017-12627
- NVD
- Launchpad
- Debian