CVE-2017-17523 — HIGH (8.8)

Vulnerability Description

lilypond-invoke-editor in LilyPond 2.19.80 does not validate strings before launching the program specified by the BROWSER environment variable, which allows remote attackers to conduct argument-injection attacks via a crafted URL, as demonstrated by a --proxy-pac-file argument.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Lilypond	Lilypond	2.19.80

Related Weaknesses (CWE)

CWE-74

References

https://bugs.debian.org/881767Issue TrackingThird Party Advisory
https://bugs.debian.org/884136Issue TrackingThird Party Advisory
https://sourceforge.net/p/testlilyissues/issues/5243/Issue TrackingPatch
https://bugs.debian.org/881767Issue TrackingThird Party Advisory
https://bugs.debian.org/884136Issue TrackingThird Party Advisory
https://sourceforge.net/p/testlilyissues/issues/5243/Issue TrackingPatch

FAQ

What is CVE-2017-17523?

CVE-2017-17523 is a vulnerability with a CVSS score of 8.8 (HIGH). lilypond-invoke-editor in LilyPond 2.19.80 does not validate strings before launching the program specified by the BROWSER environment variable, which allows remote attackers to conduct argument-injec...

How severe is CVE-2017-17523?

CVE-2017-17523 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-17523?

Check the references section above for vendor advisories and patch information. Affected products include: Lilypond Lilypond.