Heap-based Buffer Overflow in vim/vim
Priority HIGH 69CWE-122Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 5 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-122 and the CVSS impact.
Summary
Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1225.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00531 45th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial vim/vim (vim): 9.0.1225Red Hat: 5 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| vim | vim/vim | before 9.0.1225 | 9.0.1225 | Patch available | CNA |
- vim/vim Vendorvim Affected before 9.0.1225 Fixed in 9.0.1225 Patch available CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | before 11.7.5; 12.0.0 to before 12.6.4; 13.0 to before 13.3 | Vulnerable | Apple |
| cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | 36 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* | 37 | Vulnerable | Fedoraproject |
| cpe:2.3:a:neovim:neovim:*:*:*:*:*:*:*:* | 0.1.0 to before 0.8.3 | Vulnerable | Neovim |
| cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:* | before 9.0.1225 | Vulnerable | vim |
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 11.7.5; 12.0.0 to before 12.6.4; 13.0 to before 13.3 Vulnerable ·Apple
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* Versions 37 Vulnerable ·Fedoraproject
- cpe:2.3:a:neovim:neovim:*:*:*:*:*:*:*:* Versions 0.1.0 to before 0.8.3 Vulnerable ·Neovim
- cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:* Versions before 9.0.1225 Vulnerable ·vim
Remediation
- Fix · CNA vim/vim (vim) Fixed in 9.0.1225
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift AI (RHOAI) | Affected | — |
Timeline
- 2026-10-02 Threatist record created from CVE-2023-0433
- 2026-10-03 Alias added: GHSA-hv9j-pr23-x4hf
- 2026-11-06 Affected versions changed · Red Hat
References
Advisory 8
- FEDORA-2023-2db4df65c3
- FEDORA-2023-93fb5b08eb
- https://support.apple.com/kb/HT213677
- https://support.apple.com/kb/HT213675
- https://support.apple.com/kb/HT213670
- 20230327 APPLE-SA-2023-03-27-3 macOS Ventura 13.3
- 20230327 APPLE-SA-2023-03-27-4 macOS Monterey 12.6.4
- 20230327 APPLE-SA-2023-03-27-5 macOS Big Sur 11.7.5
More Vim vulnerabilities
- TI-2022-03248 Heap-based Buffer Overflow in vim/vim CVSS 3.1CRITICAL 9.8
- TI-2024-15103 Vim before 9.0.2142 has a stack-based buffer overflow because did_set_langmap in map.c… CVSS 3.1HIGH 7.8
- TI-2023-05093 Use After Free in vim/vim CVSS 3.1HIGH 7.8
- TI-2023-04407 Heap-based Buffer Overflow in vim/vim CVSS 3.1HIGH 7.8
- TI-2023-04379 Heap-based Buffer Overflow in vim/vim CVSS 3.1HIGH 7.8
- TI-2023-04378 Use After Free in vim/vim CVSS 3.1HIGH 7.8
Sources
- CVE-2023-0433 · CVE Program
- CVE-2023-0433 · NVD
- FIRST EPSS
- GHSA-hv9j-pr23-x4hf · GitHub Advisory Database · CC BY 4.0
- CVE-2023-0433 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences