SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-1778

An out-of-bounds read issue existed in the curl.

MEDIUM 5.5EPSS 0.77%

Does this matter?

Lower severity and a low EPSS score (0.77%). Track it; it rarely justifies an emergency change on its own.

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 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.77% probability · 54th percentile
CISA KEV
Not listed
Weakness
CWE-125
Affected
apple/ipados · apple/iphone os · apple/mac os x · apple/macos · apple/tvos · apple/watchos
Source
product-security@apple.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.