getchar.c in Vim before 8.1.1365 and Neovim before 0.3.6 allows remote attackers to execute arbitrary OS commands via the :source! command in a modeline, as demonstrated by execute in Vim, and assert_fails or nvim_input in Neovim.
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00036.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00037.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00034.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00050.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00075.html
http://www.securityfocus.com/bid/108724
https://access.redhat.com/errata/RHSA-2019:1619
https://access.redhat.com/errata/RHSA-2019:1774
https://access.redhat.com/errata/RHSA-2019:1793
https://access.redhat.com/errata/RHSA-2019:1947
https://bugs.debian.org/930020
https://bugs.debian.org/930024
https://github.com/neovim/neovim/pull/10082
https://github.com/numirias/security/blob/master/doc/2019-06-04_ace-vim-neovim.md
https://github.com/vim/vim/commit/53575521406739cf20bbe4e384d88e7dca11f040
https://lists.debian.org/debian-lts-announce/2019/08/msg00003.html
https://seclists.org/bugtraq/2019/Jul/39
https://seclists.org/bugtraq/2019/Jun/33
https://support.f5.com/csp/article/K93144355
https://support.f5.com/csp/article/K93144355?utm_source=f5support&utm_medium=RSS
https://usn.ubuntu.com/4016-1/
https://usn.ubuntu.com/4016-2/
Source: MITRE
Published: 2019-06-05
Updated: 2019-06-13
Type: CWE-78
Base Score: 9.3
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 8.6
Severity: HIGH
Base Score: 8.6
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Impact Score: 6
Exploitability Score: 1.8
Severity: HIGH