Medium severity · published Oct 15, 2021
CVE-2021-3875
vim is vulnerable to Heap-based Buffer Overflow
5.5
CVSS
1.5%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
33; 35 · source: NVD
VI
Vim · Vim
before 8.2.3489 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3875
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3875
Mailing List
http://www.openwall.com/lists/oss-security/2022/01/15/1
Patch
https://github.com/vim/vim/commit/35a319b77f897744eec1155b736e9372c9c5575f
Exploit
https://huntr.dev/bounties/5cdbc168-6ba1-4bc2-ba6c-28be12166a53
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7K4JJBIH3OQSZRVTWKCJCDLGMFGQ5DOH/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S42L4Z4DTW4LHLQ4FJ33VEOXRCBE7WN4/
Third Party Advisory
https://security.gentoo.org/glsa/202208-32
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