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CVE-2017-10672

Publication date 29 June 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

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

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
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

References

Related Ubuntu Security Notices (USN)

    • USN-3494-1
    • XML::LibXML vulnerability
    • 27 November 2017

Other references