scm/define-stencil-commands.scm in LilyPond through 2.20.0, and 2.21.x through 2.21.4, when -dsafe is used, lacks restrictions on embedded-ps and embedded-svg, as demonstrated by including dangerous PostScript code.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - scm/define-stencil-commands.scm in LilyPond through 2.20.0, and 2.21.x through 2.21.4, when -dsafe is     used, lacks restrictions on embedded-ps and embedded-svg, as demonstrated by including dangerous     PostScript code. (CVE-2020-17353)

Note that Nessus relies on the presence of the package as reported by the vendor.

This update for lilypond fixes the following issues :

  - CVE-2020-17353: When -dsafe is used, LilyPond lacks     restrictions on embedded-ps and embedded-svg     (boo#1174949).

Faidon Liambotis discovered that Lilypond, a program for typesetting sheet music, did not restrict the inclusion of Postscript and SVG commands when operating in safe mode, which could result in the execution of arbitrary code when rendering a typesheet file with embedded Postscript code.

Patch for CVE-2020-17353

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
259799	Linux Distros Unpatched Vulnerability : CVE-2020-17353	Nessus	Misc.	critical
140683	openSUSE Security Update : lilypond (openSUSE-2020-1453)	Nessus	SuSE Local Security Checks	critical
140062	Debian DSA-4756-1 : lilypond - security update	Nessus	Debian Local Security Checks	critical
139587	Fedora 31 : lilypond (2020-7cd08d85ce)	Nessus	Fedora Local Security Checks	critical
139586	Fedora 32 : lilypond (2020-328534eeba)	Nessus	Fedora Local Security Checks	critical

Detections

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CVE-2020-17353

critical

Tenable Plugins

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