CVE-2017-10672

Publication date 29 June 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

Use-after-free in the XML-LibXML module through 2.0129 for Perl allows remote attackers to execute arbitrary code by controlling the arguments to a replaceChild call.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libxml-libxml-perl	17.10 artful	Fixed 2.0128+dfsg-3ubuntu0.1
	17.04 zesty	Fixed 2.0128+dfsg-1ubuntu0.1
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 2.0123+dfsg-1ubuntu0.1
	14.04 LTS trusty	Fixed 2.0108+dfsg-1ubuntu0.2

Notes

ratliff

poc didn't crash on trusty, did on zesty

mdeslaur

debian released 2.0128+dfsg-2, reverted in 2.0128+dfsg-3 and fixed in 2.0128+dfsg-4

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H