CVE-2021-1867 — Out-of-bounds Read in Apple IOS AND Ipados

CWE-125 — Out-of-bounds Read7 documents5 sources
Severity
8.8HIGHNVD
EPSS
0.4%
top 38.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple IOS AND IpadosApple MacosApple Ipados+4 more
Timeline
PublishedSep 8
Latest updateMay 31

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages8 packages

▶CVEListV5apple/macosunspecified — 11.3
▶NVDapple/macos11.0 — 11.3
▶NVDapple/ipados< 14.5
▶CVEListV5apple/ios_and_ipadosunspecified — 14.5

🔴Vulnerability Details

1
GHSA
GHSA-vw8w-f3p8-wppg: An out-of-bounds read was addressed with improved input validation↗2022-05-24
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📋Vendor Advisories

3
Chrome
Long Term Support Channel Update for ChromeOS: CVE-2022-1859↗2022-05-31
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Apple
CVE-2021-1867: macOS Big Sur 11.3↗2021-04-26
▶
Apple
CVE-2021-1867: iOS 14.5 and iPadOS 14.5↗2021-04-26
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🕵️Threat Intelligence

2
Qualys
iOS / iPadOS 14.5 Updates: Identify Assets Requiring Update and Take Remote Action with VMDR for Mobile Devices | Qualys↗2021-04-28
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Qualys
iOS / iPadOS 14.5 Updates: Identify Assets Requiring Update and Take Remote Action with VMDR for Mobile Devices↗2021-04-28
▶