PT-2023-5107 · Vim+8 · Vim+8

Published 2023-09-02 · Updated 2025-03-30 · CVE-2023-4738

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions vim versions prior to 9.0.1848

Description The issue is a heap-based buffer overflow in the vim text editor, specifically in the vim regsub both function, caused by a dynamic memory buffer overflow. This can allow an attacker to execute arbitrary code.

Recommendations For versions prior to 9.0.1848, update to version 9.0.1848 or later to resolve the issue. As a temporary workaround, consider restricting the use of the vim regsub both function until a patch is available.

Exploit

Fix

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

ALT-PU-2023-5538

ALT-PU-2023-5553

ALT-PU-2023-5877

ALT-PU-2023-5879

AZL-28661

BDU:2023-05673

CVE-2023-4738

DLA-4097-1

OESA-2023-1653

OPENSUSE-SU-2023_3955-1

OPENSUSE-SU-2023_4557-1

OPENSUSE-SU-2024:13226-1

SUSE-SU-2023:3942-1

SUSE-SU-2023:3955-1

SUSE-SU-2023:4557-1

USN-6452-1

Affected Products

Alt Linux

Astra Linux

Debian

Linuxmint

Apple Macos

Red Os

Suse

Ubuntu

Vim

References · 86

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4738.json · Exploit
• 🔥 https://huntr.dev/bounties/9fc7dced-a7bb-4479-9718-f956df20f612 · Exploit
• https://github.com/vim/vim/commit/ced2c7394aafdc90fb7845e09b3a3fee23d48cb1 · Patch
• https://ubuntu.com/security/CVE-2023-4752 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-4738 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2023-4738 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4557-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6452-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-4735 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-4734 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-05673 · Security Note
• https://ubuntu.com/security/CVE-2023-4733 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3955-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-3896 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-28661 · Vendor Advisory