CVE-2016-6817
Published: 10 August 2017
The HTTP/2 header parser in Apache Tomcat 9.0.0.M1 to 9.0.0.M11 and 8.5.0 to 8.5.6 entered an infinite loop if a header was received that was larger than the available buffer. This made a denial of service attack possible.
Notes
Author | Note |
---|---|
tyhicks | Only affects 8.5.0 to 8.5.6 and 9.0.0.M1 to 9.0.0.M11 |
Priority
Status
Package | Release | Status |
---|---|---|
tomcat6 Launchpad, Ubuntu, Debian |
upstream |
Not vulnerable
|
precise |
Not vulnerable
|
|
trusty |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
yakkety |
Does not exist
|
|
tomcat7 Launchpad, Ubuntu, Debian |
upstream |
Not vulnerable
|
precise |
Not vulnerable
|
|
trusty |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
yakkety |
Not vulnerable
|
|
tomcat8 Launchpad, Ubuntu, Debian |
upstream |
Released
(8.5.8)
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
xenial |
Not vulnerable
|
|
yakkety |
Not vulnerable
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |