CVE-2017-16931
Published: 23 November 2017
parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference function in the case of a '%' character in a DTD name.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libxml2 Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(2.9.4+dfsg1-4ubuntu1)
|
| trusty |
Not vulnerable
(2.9.1+dfsg1-3ubuntu4.10)
|
|
| upstream |
Released
(2.9.4+dfsg1-3.1, 2.9.5)
|
|
| xenial |
Not vulnerable
(2.9.3+dfsg1-1ubuntu0.3)
|
|
| zesty |
Not vulnerable
(2.9.4+dfsg1-2.2ubuntu0.1)
|
|
|
Patches: upstream: https://github.com/GNOME/libxml2/commit/e26630548e7d138d2c560844c43820b6767251e3 |
||
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 |