Security readout for executives and security teams
Plain-English summary
CVE-2022-3134 is a use-after-free flaw in Vim before 9.0.0389. It can affect confidentiality, integrity, and availability, but the CVSS vector indicates local access and user interaction are required. Business urgency is highest where users or automation open untrusted files in Vim.
Executive priority
Treat as high priority for developer workstations, administrator systems, and server images where Vim is present. It is not evidenced as actively exploited in the supplied sources, but the potential impact is high if a user opens hostile content with a vulnerable version.
Technical view
The CVE record describes CWE-416 use-after-free in GitHub repository vim/vim prior to 9.0.0389. CVSS 3.0 is 7.8, with local attack vector, low complexity, no privileges required, user interaction required, unchanged scope, and high CIA impact. A Vim upstream commit and Linux distribution advisories are cited.
Likely exposure
Exposure is likely on systems with Vim versions older than 9.0.0389. Debian LTS and Gentoo advisories indicate downstream packaged Vim was relevant. The bundle does not identify specific CPEs or all affected package versions, so inventory must rely on installed versions and vendor advisories.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The CVSS vector indicates exploitation is local and requires user interaction, so risk centers on opening malicious or untrusted content in a vulnerable Vim instance, not unauthenticated remote service compromise.
Researcher notes
Do not assume remote network exposure from the CVSS vector. Focus triage on version evidence, package provenance, and user workflows involving untrusted files. The bundle gives the upstream fixed threshold and commit, but not detailed affected distribution version matrices for every platform.
Mitigation direction
- Upgrade Vim to 9.0.0389 or later where available.
- Apply fixed Vim packages from the operating system vendor.
- Review Debian LTS and Gentoo advisories if those distributions are used.
- Check current vendor guidance for any environment-specific remediation.
- Prioritize hosts where users open untrusted files in Vim.
Validation and detection
- Inventory installed Vim versions across endpoints, servers, and images.
- Flag Vim builds older than 9.0.0389 for remediation.
- Verify OS package advisories show the fixed Vim package installed.
- Confirm vulnerability scans no longer report CVE-2022-3134.
- Document exceptions where vendor fixes are not yet available.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-416: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-3134 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
7.8HighVector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://huntr.dev/bounties/6ec79e49-c7ab-4cd6-a517-e7934c2eb9dcCVE reference
- https://github.com/vim/vim/commit/ccfde4d028e891a41e3548323c3d47b06fb0b83eCVE reference
- [debian-lts-announce] 20221108 [SECURITY] [DLA 3182-1] vim security updateCVE reference · mailing-list
- GLSA-202305-16CVE reference · vendor-advisory
- https://lists.debian.org/debian-lts-announce/2025/03/msg00023.htmlCVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.