Integer overflow in Vim - CVE-2017-6350
Published: August 3, 2020
Vulnerability identifier: #VU33141
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-6350
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Vim.org
Affected software:
Vim
Vim
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow when reading undo files. A remote attacker can trick the victim to open a specially crafted undo file, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2017-6350
Install updates from vendor's website.
Sources
- http://www.securityfocus.com/bid/96448
- http://www.securitytracker.com/id/1037949
- https://github.com/vim/vim/commit/0c8485f0e4931463c0f7986e1ea84a7d79f10c75
- https://groups.google.com/forum/#!topic/vim_dev/L_dOHOOiQ5Q
- https://groups.google.com/forum/#!topic/vim_dev/QPZc0CY9j3Y
- https://security.gentoo.org/glsa/201706-26
- https://usn.ubuntu.com/4309-1/