CVE-2019-12735
Published: 05 June 2019
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.
From the Ubuntu security team
It was discovered that Vim incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.
Priority
Medium
CVSS 3 base score: 8.6
Status
| Package | Release | Status |
|---|---|---|
|
neovim Launchpad, Ubuntu, Debian |
Upstream |
Released
(0.3.6)
|
| Ubuntu 20.10 (Groovy Gorilla) |
Not vulnerable
(0.3.4-2)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Not vulnerable
(0.3.4-2)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needed
|
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
| Ubuntu 12.04 ESM (Precise Pangolin) |
Does not exist
|
|
|
vim Launchpad, Ubuntu, Debian |
Upstream |
Released
(8.1.1365)
|
| Ubuntu 20.10 (Groovy Gorilla) |
Released
(2:8.1.0875-4ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(2:8.1.0875-4ubuntu1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2:8.0.1453-1ubuntu1.1)
|
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Released
(2:7.4.1689-3ubuntu1.3)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
|
|
| Ubuntu 12.04 ESM (Precise Pangolin) |
Not vulnerable
|
Notes
| Author | Note |
|---|---|
| leosilva | neither precise/esm or trusty/esm seems to be affected. The POC was not reproducible in these releases |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12735
- https://github.com/numirias/security/blob/master/doc/2019-06-04_ace-vim-neovim.md
- https://usn.ubuntu.com/usn/usn-4016-1
- https://usn.ubuntu.com/usn/usn-4016-2
- NVD
- Launchpad
- Debian