CVE-2017-17497
Published: 10 December 2017
In Tidy 5.7.0, the prvTidyTidyMetaCharset function in clean.c allows attackers to cause a denial of service (Segmentation Fault), because the currentNode variable in the "children of the head" processing feature is modified in the loop without validating the new value.
Priority
Status
Package | Release | Status |
---|---|---|
tidy Launchpad, Ubuntu, Debian |
groovy |
Does not exist
|
hirsute |
Does not exist
|
|
artful |
Does not exist
|
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Not vulnerable
(code not present)
|
|
xenial |
Not vulnerable
(code not present)
|
|
zesty |
Does not exist
|
|
tidy-html5 Launchpad, Ubuntu, Debian |
groovy |
Not vulnerable
(code not present)
|
artful |
Ignored
(end of life)
|
|
bionic |
Not vulnerable
(code not present)
|
|
cosmic |
Not vulnerable
(code not present)
|
|
disco |
Not vulnerable
(code not present)
|
|
eoan |
Not vulnerable
(code not present)
|
|
focal |
Not vulnerable
(code not present)
|
|
hirsute |
Not vulnerable
(code not present)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2:5.6.0-3)
|
|
xenial |
Does not exist
|
|
zesty |
Ignored
(end of life)
|
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |