CVE-2019-14452 Information

Description

Sigil before 0.9.16 is vulnerable to a directory traversal allowing attackers to write arbitrary files via a ../ (dot dot slash) in a ZIP archive entry that is mishandled during extraction.

CVSS Vector

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

Reference

https://github.com/Sigil-Ebook/flightcrew/issues/52issuecomment-505967936 https://github.com/Sigil-Ebook/flightcrew/issues/52issuecomment-505997355 https://github.com/Sigil-Ebook/Sigil/commit/04e2f280cc4a0766bedcc7b9eb56449ceecc2ad4 https://github.com/Sigil-Ebook/Sigil/commit/0979ba8d10c96ebca330715bfd4494ea0e019a8f https://github.com/Sigil-Ebook/Sigil/commit/369eebe936e4a8c83cc54662a3412ce8bef189e4 https://github.com/Sigil-Ebook/Sigil/compare/ea7f27d…5b867e5 https://github.com/Sigil-Ebook/Sigil/releases/tag/0.9.16 https://salvatoresecurity.com/zip-slip-in-sigil-cve-2019-14452/ https://usn.ubuntu.com/4085-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5