Bug 1588840 – CVE-2018-1000041 librsvg: Improper input validation vulnerability in rsvg-io.c

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Bug 1588840 - (CVE-2018-1000041) CVE-2018-1000041 librsvg: Improper input validation vulnerability in rsvg-io.c

Summary:	CVE-2018-1000041 librsvg: Improper input validation vulnerability in rsvg-io.c

Status:	CLOSED NOTABUG

Aliases:	CVE-2018-1000041

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
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URL:
Whiteboard:	impact=low,public=20180607,reported=2...
Keywords:	Security

Depends On:	1588841 1588842 1588843
Blocks:	1588844
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Reported:	2018-06-07 19:39 EDT by Pedro Sampaio
Modified:	2018-07-26 21:24 EDT (History)
CC List:	8 users (show)

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Last Closed:	2018-06-24 12:21:42 EDT
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Description Pedro Sampaio 2018-06-07 19:39:41 EDT

GNOME librsvg version before commit c6ddf2ed4d768fd88adbea2b63f575cd523022ea contains a Improper input validation vulnerability in rsvg-io.c that can result in the victim's Windows username and NTLM password hash being leaked to remote attackers through SMB. This attack appear to be exploitable via The victim must process a specially crafted SVG file containing an UNC path on Windows.

Upstream patch:

https://github.com/GNOME/librsvg/commit/c6ddf2ed4d768fd88adbea2b63f575cd523022ea
https://github.com/ImageMagick/librsvg/commit/f9d69eadd2b16b00d1a1f9f286122123f8e547dd

References:

https://lists.debian.org/debian-lts-announce/2018/02/msg00013.html

Comment 1 Pedro Sampaio 2018-06-07 19:41:20 EDT

Created librsvg2 tracking bugs for this issue:

Affects: fedora-all [bug 1588843]


Created mingw-librsvg2 tracking bugs for this issue:

Affects: fedora-all [bug 1588841]

Comment 3 Doran Moppert 2018-07-26 21:21:41 EDT

The described vulnerability only affects librsvg on Windows, where UNC path references can lead to the NTLM hash being leaked.

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