CVE-2021-1743
published 2021-04-02CVE-2021-1743: An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security…
PriorityP340high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
1.11%
62.3th percentile
An out-of-bounds read 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 arbitrary code execution.
Affected
15 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_14.4_and_ipados | — | — |
| apple | ios_and_ipados | >= unspecified < 14.4 | 14.4 |
| apple | ipados | < 14.4 | 14.4 |
| apple | iphone_os | < 14.4 | 14.4 |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | >= 10.14 < 10.14.6 | 10.14.6 |
| apple | mac_os_x | >= 10.15 < 10.15.7 | 10.15.7 |
| apple | macos | >= 11.0 < 11.1.0 | 11.1.0 |
| apple | macos | >= unspecified < 11.2 | 11.2 |
| apple | macos | >= unspecified < 7.3 | 7.3 |
| apple | macos | >= unspecified < 14.4 | 14.4 |
| apple | macos_big_sur_11.2_security_update_2021-001_catalina_security_update_2021-001_mo | — | — |
| apple | tvos | < 14.4 | 14.4 |
| apple | watchos | < 7.3 | 7.3 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
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GHSA
GHSA-q9gg-5pfc-vvrm: An out-of-bounds read was addressed with improved bounds checking
ghsa_unreviewed·2022-05-24
CVE-2021-1743 [HIGH] CWE-125 GHSA-q9gg-5pfc-vvrm: An out-of-bounds read was addressed with improved bounds checking
An out-of-bounds read 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 arbitrary code execution.
Apple
CVE-2021-1743: macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave
vendor_apple·2021-02-01·CVSS 7.8
CVE-2021-1743 [HIGH] CVE-2021-1743: macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave
Apple Security Update: About the security content of macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave
Product: macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave
CVE: CVE-2021-1743
Component: ImageIO
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
Apple
CVE-2021-1743: iOS 14.4 and iPadOS 14.4
vendor_apple·2021-01-26·CVSS 7.8
CVE-2021-1743 [HIGH] CVE-2021-1743: iOS 14.4 and iPadOS 14.4
Apple Security Update: About the security content of iOS 14.4 and iPadOS 14.4
Product: iOS 14.4 and iPadOS
Version: 14.4
CVE: CVE-2021-1743
Component: ImageIO
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
No detection rules found.
No public exploits indexed.
Qualys
Prevent Pegasus Spyware Attacks with VMDR | Qualys
blogs_qualys·2021-07-23
Prevent Pegasus Spyware Attacks with VMDR | Qualys
#### Table of Contents
- Attack Vectors and Impact of Pegasus Spyware
- VMDR for Mobile Devices Helps Protect from Pegasus Spyware
- Get Started Now
Pegasus spyware is in the news, and it has been used to target devices of critical people from different sectors and countries including journalists, activists, politicians, and business executives. It has been said that a leaked list of 50,000 phone numbers of potential surveillance targets was obtained by Paris-based journalism nonprofit Forbidden Stories and Amnesty International.
Pegasus spyware is a surveillance software created by Israeli cyber intelligence firm NSO Group. Pegasus is one such software developed to gain access to your phone without consent and gather personal and sensitive information and deliver it to the user spying
Qualys
Protect your Devices from Pegasus Spyware using VMDR for Mobile Devices’ Proactive Approach
blogs_qualys·2021-07-23
Protect your Devices from Pegasus Spyware using VMDR for Mobile Devices’ Proactive Approach
## Table of Contents
Attack Vectors and Impact of Pegasus Spyware
VMDR for Mobile Devices Helps Protect from Pegasus Spyware
Get Started Now
Pegasus spyware is in the news, and it has been used to target devices of critical people from different sectors and countries including journalists, activists, politicians, and business executives. It has been said that a leaked list of 50,000 phone numbers of potential surveillance targets was obtained by Paris-based journalism nonprofit Forbidden Stories and Amnesty International.
Pegasus spyware is a surveillance software created by Israeli cyber intelligence firm NSO Group. Pegasus is one such software developed to gain access to your phone without consent and gather personal and sensitive information and deliver it to the user spying on you
Bugzilla
CVE-2021-28210 edk2: unlimited FV recursion, round 2
bugzilla·2020-09-29·CVSS 7.8
CVE-2021-28210 [HIGH] CVE-2021-28210 edk2: unlimited FV recursion, round 2
CVE-2021-28210 edk2: unlimited FV recursion, round 2
Reference:
https://bugzilla.tianocore.org/show_bug.cgi?id=1743
Discussion:
Upstream patch is ready and has been reviewed:
https://bugzilla.tianocore.org/show_bug.cgi?id=1743#c19
https://bugzilla.tianocore.org/show_bug.cgi?id=1743#c20
---
Created edk2 tracking bugs for this issue:
Affects: epel-all [bug 1899493]
Affects: fedora-all [bug 1899492]
---
Upstream fix merged as commit range 6c8dd15c4ae4..47343af30435, via .
https://support.apple.com/en-us/HT212146https://support.apple.com/en-us/HT212147https://support.apple.com/en-us/HT212148https://support.apple.com/en-us/HT212149https://support.apple.com/en-us/HT212146https://support.apple.com/en-us/HT212147https://support.apple.com/en-us/HT212148https://support.apple.com/en-us/HT212149
2021-04-02
Published