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Fencer Vulns
high 7.3

CVE-2023-1127 json

Divide By Zero in vim/vim

published 2023-03-01 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-23410

cvss
7.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

Divide By Zero in GitHub repository vim/vim prior to 9.0.1367.

Patch / fix

  • vim vim/vim 9.0.1367
  • vim Debian 14, Debian 13, Debian 12 2:9.0.1378-1

debian advisories DEBIAN-CVE-2023-1127

  • vim SLES for SAP 12 SP5, SLES 12 SP5, SLES 12 SP2-BCL 9.0.1572-17.18.1
  • vim SLE Real Time 15 SP3, SLE Module for Desktop Applications 15 SP4, SLE Module for Basesystem 15 SP4 +6 more 9.0.1443-150000.5.40.1
  • vim SLE Real Time 15 SP3, SLE Module for Desktop Applications 15 SP4, SLE Module for Basesystem 15 SP4 +20 more 9.0.1386-150000.5.37.1
  • vim SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES 12 SP5 +5 more 9.0.1386-17.15.4

suse advisories SUSE-SU-2023:3463-1SUSE-SU-2023:2103-1SUSE-SU-2023:0781-2SUSE-SU-2023:0781-1SUSE-SU-2023:0760-1

  • vim openSUSE Tumbleweed 9.0.1367-1.1

opensuse advisories openSUSE-SU-2024:12751-1

  • vim Alpine 3.24, Alpine 3.23, Alpine 3.22 +4 more 9.0.1395-r0

alpine advisories ALPINE-CVE-2023-1127

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • vim CBL-Mariner 2.0 9.0.1402-1

azure linux advisories AZL-25320

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-1127 updated cvss 7.3

vim: Divide By Zero in vim/vim

  • Red Hat Enterprise Linux 6 vim, vim-X11, vim-common, vim-minimal, vim-enhanced, vim-filesystem
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 vim, vim-X11, vim-common, vim-minimal, vim-enhanced, vim-filesystem Red Hat Enterprise Linux 8 vim, vim-X11, vim-common, vim-minimal, vim-enhanced, vim-filesystem Red Hat Enterprise Linux 9 vim, vim-X11, vim-common, vim-minimal, vim-enhanced, vim-filesystem
    affected: no fix available “Fix deferred”
  • Red Hat OpenShift AI (RHOAI) rhoai/odh-dashboard-rhel9
    under investigation

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/2d4d309e-4c96-415f-9070-36d0815f1beb referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 7.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • vim vim/vim

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.