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@huntrdevCVELIST:CVE-2021-3796

HistorySep 15, 2021 - 12:00 a.m.

CVE-2021-3796 Use After Free in vim/vim

2021-09-1500:00:00

CWE-416

@huntrdev

www.cve.org

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L

7.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.3%

JSON

vim is vulnerable to Use After Free

CNA Affected

[
  {
    "vendor": "vim",
    "product": "vim/vim",
    "versions": [
      {
        "version": "unspecified",
        "lessThanOrEqual": "8.2.3428",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]

References

www.openwall.com/lists/oss-security/2021/10/01/1

github.com/vim/vim/commit/35a9a00afcb20897d462a766793ff45534810dc3

huntr.dev/bounties/ab60b7f3-6fb1-4ac2-a4fa-4d592e08008d

lists.debian.org/debian-lts-announce/2022/01/msg00003.html

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7K4JJBIH3OQSZRVTWKCJCDLGMFGQ5DOH/

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S42L4Z4DTW4LHLQ4FJ33VEOXRCBE7WN4/

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TE62UMYBZE4AE53K6OBBWK32XQ7544QM/

security.gentoo.org/glsa/202208-32

security.netapp.com/advisory/ntap-20221118-0004/