CVE-2016-2570
Published: 27 February 2016
The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.
Notes
Author | Note |
---|---|
mdeslaur | needs substantial backporting There are no current plans to fix this CVE in Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. |
Priority
Status
Package | Release | Status |
---|---|---|
squid3 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.5.15, 4.0.7)
|
precise |
Ignored
|
|
trusty |
Does not exist
(trusty was ignored)
|
|
artful |
Not vulnerable
(3.5.23-5ubuntu1)
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Released
(3.5.12-1ubuntu7.5)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch |
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 |