PT-2022-2588 · Vim+8 · Vim+8

Brammool · Published 2022-04-28 · Updated 2024-06-15 · CVE-2022-1620

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Vim versions prior to 8.2.4901

Description The issue is related to a NULL Pointer Dereference in the vim regexec string function at regexp.c:2729 in the Vim repository on GitHub. This allows attackers to cause a denial of service, resulting in an application crash, via a crafted input. The vulnerability is associated with pointer dereference errors in the implementation of the vim regexec string() function in the Vim text editor.

Recommendations For versions prior to 8.2.4901, update to version 8.2.4901 or later to resolve the issue. As a temporary workaround, consider restricting the use of the vim regexec string() function until a patch is available.

Exploit

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2022-1948

ALT-PU-2022-1958

ALT-PU-2022-1977

ALT-PU-2022-1987

AZL-9704

BDU:2022-03037

CVE-2022-1620

MGASA-2022-0203

OESA-2022-1668

OPENSUSE-SU-2022_2102-1

OPENSUSE-SU-2024:12337-1

SUSE-SU-2022:2102-1

SUSE-SU-2022:4619-1

USN-5460-1

USN-5613-1

USN-5613-2

Affected Products

Alt Linux

Astra Linux

Debian

Linuxmint

Apple Macos

Red Os

Suse

Ubuntu

Vim

References · 321

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1620.json · Exploit
• 🔥 https://huntr.dev/bounties/7a4c59f3-fcc0-4496-995d-5ca6acd2da51 · Exploit
• https://github.com/vim/vim/commit/8e4b76da1d7e987d43ca960dfbc372d1c617466f · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-1620 · Security Note
• https://osv.dev/vulnerability/CVE-2022-1620 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/JUN33257RUM4RS2I4GZETKFSAXPETATG · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1616 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5613-2 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-1620 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/C3R36VSLO4TRX72SWB6IDJOD24BQXPX2 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/UCWG5L6CRQWACGVP7CYGESUB3G6QJ3GS · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1621 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-0554 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/A6BY5P7ERZS7KXSBCGFCOXLMLGWUUJIH · Vendor Advisory
• https://osv.dev/vulnerability/USN-5613-1 · Vendor Advisory