The FTP wildcard function in curl and libcurl before 7.57.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) or possibly have unspecified other impact via a string that ends with an '[' character.
https://www.debian.org/security/2017/dsa-4051
https://security.gentoo.org/glsa/201712-04
https://access.redhat.com/errata/RHSA-2018:3558
http://www.securitytracker.com/id/1039897
http://www.securityfocus.com/bid/102057
http://security.cucumberlinux.com/security/details.php?id=162
https://lists.debian.org/debian-lts-announce/2017/11/msg00040.html
https://curl.haxx.se/docs/adv_2017-ae72.html
Source: Mitre, NVD
Published: 2017-11-29
Updated: 2025-04-20
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.02074