CVE-2020-17353

moderate-risk

Published 2020-08-05

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.

Do I need to act?

1.3% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (6)

Lilypond

Fedora

Debian Linux

Backports Sle

Leap

Affected Vendors

Debian Fedoraproject Opensuse Lilypond

References (12)

http://git.savannah.gnu.org/gitweb/?p=lilypond.git%3Ba=commit%3Bh=b84ea4740f3279...

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00064.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00076.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://www.debian.org/security/2020/dsa-4756

http://git.savannah.gnu.org/gitweb/?p=lilypond.git%3Ba=commit%3Bh=b84ea4740f3279...

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00064.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00076.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://www.debian.org/security/2020/dsa-4756

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moderate-risk

Severity 32/34 · Critical

Exploitability 4/34 · Minimal

Exposure 13/34 · Low