CVE-2017-17523 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Severity

68%

Complexity

86%

Confidentiality

106%

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.

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 3.0 Base Score 8.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 6.8. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P).

Overview

First reported 7 years ago

2017-12-11 06:29:00

Last updated 7 years ago

2017-12-29 15:38:00

Affected Software

LilyPond 2.19.80

2.19.80

References

https://bugs.debian.org/881767

Issue Tracking, Third Party Advisory

https://bugs.debian.org/884136

Issue Tracking, Third Party Advisory

https://sourceforge.net/p/testlilyissues/issues/5243/

Issue Tracking, Patch

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