#VU63647 Out-of-bounds read in Vim - CVE-2022-1769
Published: May 25, 2022
Vulnerability identifier: #VU63647
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-1769
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Vim
Vim
Software vendor:
Vim.org
Vim.org
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in get_one_sourceline() function. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Remediation
Install updates from vendor's website.
External links
- https://huntr.dev/bounties/522076b2-96cb-4df6-a504-e6e2f64c171c
- https://github.com/vim/vim/commit/4748c4bd64610cf943a431d215bb1aad51f8d0b4
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QKIX5HYKWXWG6QBCPPTPQ53GNOFHSAIS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IUPOLEX5GXC733HL4EFYMHFU7NISJJZG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFAZTAT5CZC2R6KYDYA2HBAVEDSIX6MW/