Out-of-bounds Read in Apple Macos
CVE-2021-4166
vim is vulnerable to Out-of-bounds Read
Vulnerability class: Buffer Overflow
EPSS: 0.016 (72.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.
Affected products
- Apple Macos — versions 10.15.7
- Apple Mac_os_x — versions 10.15.7
- Vim
- Vim Vim/vim — versions unspecified
- Debian Debian_linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 34, 35
- Opensuse Factory
- Redhat Enterprise_linux — versions 8.0
- Suse Linux_enterprise — versions 12.0, 15.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@huntr.dev (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
- security@huntr.dev (Patch, Third Party Advisory, x_refsource_MISC)
- security@huntr.dev (x_refsource_FEDORA, vendor-advisory)
- security@huntr.dev (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@huntr.dev (x_refsource_FEDORA, vendor-advisory)
- security@huntr.dev (x_refsource_CONFIRM, Third Party Advisory, Release Notes)
- security@huntr.dev (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- security@huntr.dev (x_refsource_CONFIRM, Third Party Advisory)
- security@huntr.dev (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- security@huntr.dev (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-4166?
- CVE-2021-4166 is a high-severity vulnerability in Apple Macos, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2021-12-25.
- How severe is CVE-2021-4166?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2021-4166 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.