CVE-2023-1127
vim: Divide By Zero in vim/vim
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · March 1, 2023
Updated · November 22, 2025
Description
A flaw was found in Vim. A division by zero in the scrolldown function may lead to a denial of service, modified memory, and possibly remote execution.
Statement
Red Hat Product Security has rated this issue as having a Low security impact, because the "victim" has to run an untrusted file IN SCRIPT MODE. Someone who is running untrusted files in script mode is equivalent to someone just taking a random python script and running it.
For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE-369 · Divide By Zero