CVE-2021-1778 — Out-of-bounds Read in Apple IOS AND Ipados

CWE-125 — Out-of-bounds Read5 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.3%
top 45.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple IOS AND IpadosApple MacosApple Ipados+4 more
Timeline
PublishedApr 2
Latest updateMay 24

Description

An out-of-bounds read issue existed in the curl. This issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages8 packages

▶NVDapple/tvos< 14.4
▶CVEListV5apple/macosunspecified — 11.2+2
▶NVDapple/macos11.0 — 11.2
▶NVDapple/ipados< 14.4
▶NVDapple/watchos< 7.3

🔴Vulnerability Details

2
GHSA
GHSA-7wqq-gwmg-pcrr: An out-of-bounds read issue existed in the curl↗2022-05-24
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CVEList
CVE-2021-1778: An out-of-bounds read issue existed in the curl↗2021-04-02
▶

📋Vendor Advisories

2
Apple
CVE-2021-1778: macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave↗2021-02-01
▶
Apple
CVE-2021-1778: iOS 14.4 and iPadOS 14.4↗2021-01-26
▶
CVE-2021-1778 — Out-of-bounds Read in Apple | cvebase