CVE-2017-10687
Published: 29 June 2017
In LibSass 3.4.5, there is a heap-based buffer over-read in the function json_mkstream() in sass_context.cpp. A crafted input will lead to a remote denial of service attack.
Notes
Author | Note |
---|---|
ratliff | reproducers doesn't crash on zesty (no ASAN) |
Priority
Status
Package | Release | Status |
---|---|---|
libsass Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Needed
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Needed
|
|
trusty |
Does not exist
|
|
upstream |
Needed
|
|
yakkety |
Ignored
(end of life)
|
|
hirsute |
Ignored
(end of life)
|
|
xenial |
Needed
|
|
kinetic |
Ignored
(end of life, was needed)
|
|
groovy |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Needed
|
|
zesty |
Ignored
(end of life)
|
|
mantic |
Needed
|
|
lunar |
Ignored
(end of life, was needed)
|
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 |