var-202108-2083
Vulnerability from variot
The issue was addressed with improved permissions logic. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may gain access to a user's Keychain items. apple's Apple Mac OS X and macOS contains an improper permissions retention vulnerability.Information may be obtained. Information about the security content is also available at https://support.apple.com/HT212872.
AppleScript Available for: macOS Big Sur Impact: Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30876: Jeremy Brown, hjy79425575 CVE-2021-30879: Jeremy Brown, hjy79425575 CVE-2021-30877: Jeremy Brown CVE-2021-30880: Jeremy Brown
Audio Available for: macOS Big Sur Impact: A malicious application may be able to elevate privileges Description: An integer overflow was addressed through improved input validation. CVE-2021-30907: Zweig of Kunlun Lab
Bluetooth Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved state handling. CVE-2021-30899: Weiteng Chen, Zheng Zhang, and Zhiyun Qian of UC Riverside, and Yu Wang of Didi Research America
ColorSync Available for: macOS Big Sur Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A memory corruption issue existed in the processing of ICC profiles. CVE-2021-30917: Alexandru-Vlad Niculae and Mateusz Jurczyk of Google Project Zero
CoreGraphics Available for: macOS Big Sur Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution Description: An out-of-bounds write was addressed with improved input validation. CVE-2021-30919
FileProvider Available for: macOS Big Sur Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution Description: An input validation issue was addressed with improved memory handling. CVE-2021-30881: Simon Huang (@HuangShaomang) and pjf of IceSword Lab of Qihoo 360
iCloud Available for: macOS Big Sur Impact: A local attacker may be able to elevate their privileges Description: This issue was addressed with improved checks. CVE-2021-30906: Cees Elzinga
Intel Graphics Driver Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved state management. CVE-2021-30824: Antonio Zekic (@antoniozekic) of Diverto
Intel Graphics Driver Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: Multiple out-of-bounds write issues were addressed with improved bounds checking. CVE-2021-30901: Zuozhi Fan (@pattern_F_) of Ant Security TianQiong Lab, Yinyi Wu (@3ndy1), Jack Dates of RET2 Systems, Inc.
IOGraphics Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2021-30821: Tim Michaud (@TimGMichaud) of Zoom Video Communications
IOMobileFrameBuffer Available for: macOS Big Sur Impact: An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited. CVE-2021-30883: an anonymous researcher
Kernel Available for: macOS Big Sur Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2021-30909: Zweig of Kunlun Lab
Kernel Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2021-30916: Zweig of Kunlun Lab
Model I/O Available for: macOS Big Sur Impact: Processing a maliciously crafted file may disclose user information Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30910: Mickey Jin (@patch1t) of Trend Micro
Model I/O Available for: macOS Big Sur Impact: Processing a maliciously crafted USD file may disclose memory contents Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30911: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
SMB Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved locking. CVE-2021-30868: Peter Nguyen Vu Hoang of STAR Labs
SoftwareUpdate Available for: macOS Big Sur Impact: An unprivileged application may be able to edit NVRAM variables Description: The issue was addressed with improved permissions logic. CVE-2021-30913: Kirin (@Pwnrin) and chenyuwang (@mzzzz__) of Tencent Security Xuanwu Lab
SoftwareUpdate Available for: macOS Big Sur Impact: A malicious application may gain access to a user's Keychain items Description: The issue was addressed with improved permissions logic. CVE-2021-30912: Kirin (@Pwnrin) and chenyuwang (@mzzzz__) of Tencent Security Xuanwu Lab
UIKit Available for: macOS Big Sur Impact: A person with physical access to an iOS device may be able to determine characteristics of a user's password in a secure text entry field Description: A logic issue was addressed with improved state management. CVE-2021-30915: Kostas Angelopoulos
Windows Server Available for: macOS Big Sur Impact: A local attacker may be able to view the previous logged-in user’s desktop from the fast user switching screen Description: An authentication issue was addressed with improved state management. CVE-2021-30908: ASentientBot
zsh Available for: macOS Big Sur Impact: A malicious application may be able to modify protected parts of the file system Description: An inherited permissions issue was addressed with additional restrictions. CVE-2021-30892: Jonathan Bar Or of Microsoft
Additional recognition
iCloud We would like to acknowledge Ryan Pickren (ryanpickren.com) for their assistance.
Installation note: This update may be obtained from the Mac App Store
Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222
This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/
Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222
This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/
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A malicious application may gain access to a user\u0027s Keychain items. apple\u0027s Apple Mac OS X and macOS contains an improper permissions retention vulnerability.Information may be obtained. \nInformation about the security content is also available at\nhttps://support.apple.com/HT212872. \n\nAppleScript\nAvailable for: macOS Big Sur\nImpact: Processing a maliciously crafted AppleScript binary may\nresult in unexpected application termination or disclosure of process\nmemory\nDescription: An out-of-bounds read was addressed with improved bounds\nchecking. \nCVE-2021-30876: Jeremy Brown, hjy79425575\nCVE-2021-30879: Jeremy Brown, hjy79425575\nCVE-2021-30877: Jeremy Brown\nCVE-2021-30880: Jeremy Brown\n\nAudio\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to elevate privileges\nDescription: An integer overflow was addressed through improved input\nvalidation. \nCVE-2021-30907: Zweig of Kunlun Lab\n\nBluetooth\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: A race condition was addressed with improved state\nhandling. \nCVE-2021-30899: Weiteng Chen, Zheng Zhang, and Zhiyun Qian of UC\nRiverside, and Yu Wang of Didi Research America\n\nColorSync\nAvailable for: macOS Big Sur\nImpact: Processing a maliciously crafted image may lead to arbitrary\ncode execution\nDescription: A memory corruption issue existed in the processing of\nICC profiles. \nCVE-2021-30917: Alexandru-Vlad Niculae and Mateusz Jurczyk of Google\nProject Zero\n\nCoreGraphics\nAvailable for: macOS Big Sur\nImpact: Processing a maliciously crafted PDF may lead to arbitrary\ncode execution\nDescription: An out-of-bounds write was addressed with improved input\nvalidation. \nCVE-2021-30919\n\nFileProvider\nAvailable for: macOS Big Sur\nImpact: Unpacking a maliciously crafted archive may lead to arbitrary\ncode execution\nDescription: An input validation issue was addressed with improved\nmemory handling. \nCVE-2021-30881: Simon Huang (@HuangShaomang) and pjf of IceSword Lab\nof Qihoo 360\n\niCloud\nAvailable for: macOS Big Sur\nImpact: A local attacker may be able to elevate their privileges\nDescription: This issue was addressed with improved checks. \nCVE-2021-30906: Cees Elzinga\n\nIntel Graphics Driver\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: A memory corruption issue was addressed with improved\nstate management. \nCVE-2021-30824: Antonio Zekic (@antoniozekic) of Diverto\n\nIntel Graphics Driver\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: Multiple out-of-bounds write issues were addressed with\nimproved bounds checking. \nCVE-2021-30901: Zuozhi Fan (@pattern_F_) of Ant Security TianQiong\nLab, Yinyi Wu (@3ndy1), Jack Dates of RET2 Systems, Inc. \n\nIOGraphics\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: A memory corruption issue was addressed with improved\nmemory handling. \nCVE-2021-30821: Tim Michaud (@TimGMichaud) of Zoom Video\nCommunications\n\nIOMobileFrameBuffer\nAvailable for: macOS Big Sur\nImpact: An application may be able to execute arbitrary code with\nkernel privileges. Apple is aware of a report that this issue may\nhave been actively exploited. \nCVE-2021-30883: an anonymous researcher\n\nKernel\nAvailable for: macOS Big Sur\nImpact: An application may be able to execute arbitrary code with\nkernel privileges\nDescription: A memory corruption issue was addressed with improved\nmemory handling. \nCVE-2021-30909: Zweig of Kunlun Lab\n\nKernel\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: A memory corruption issue was addressed with improved\nmemory handling. \nCVE-2021-30916: Zweig of Kunlun Lab\n\nModel I/O\nAvailable for: macOS Big Sur\nImpact: Processing a maliciously crafted file may disclose user\ninformation\nDescription: An out-of-bounds read was addressed with improved bounds\nchecking. \nCVE-2021-30910: Mickey Jin (@patch1t) of Trend Micro\n\nModel I/O\nAvailable for: macOS Big Sur\nImpact: Processing a maliciously crafted USD file may disclose memory\ncontents\nDescription: An out-of-bounds read was addressed with improved bounds\nchecking. \nCVE-2021-30911: Rui Yang and Xingwei Lin of Ant Security Light-Year\nLab\n\nSMB\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to execute arbitrary code\nwith kernel privileges\nDescription: A race condition was addressed with improved locking. \nCVE-2021-30868: Peter Nguyen Vu Hoang of STAR Labs\n\nSoftwareUpdate\nAvailable for: macOS Big Sur\nImpact: An unprivileged application may be able to edit NVRAM\nvariables\nDescription: The issue was addressed with improved permissions logic. \nCVE-2021-30913: Kirin (@Pwnrin) and chenyuwang (@mzzzz__) of Tencent\nSecurity Xuanwu Lab\n\nSoftwareUpdate\nAvailable for: macOS Big Sur\nImpact: A malicious application may gain access to a user\u0027s Keychain\nitems\nDescription: The issue was addressed with improved permissions logic. \nCVE-2021-30912: Kirin (@Pwnrin) and chenyuwang (@mzzzz__) of Tencent\nSecurity Xuanwu Lab\n\nUIKit\nAvailable for: macOS Big Sur\nImpact: A person with physical access to an iOS device may be able to\ndetermine characteristics of a user\u0027s password in a secure text entry\nfield\nDescription: A logic issue was addressed with improved state\nmanagement. \nCVE-2021-30915: Kostas Angelopoulos\n\nWindows Server\nAvailable for: macOS Big Sur\nImpact: A local attacker may be able to view the previous logged-in\nuser\u2019s desktop from the fast user switching screen\nDescription: An authentication issue was addressed with improved\nstate management. \nCVE-2021-30908: ASentientBot\n\nzsh\nAvailable for: macOS Big Sur\nImpact: A malicious application may be able to modify protected parts\nof the file system\nDescription: An inherited permissions issue was addressed with\nadditional restrictions. \nCVE-2021-30892: Jonathan Bar Or of Microsoft\n\nAdditional recognition\n\niCloud\nWe would like to acknowledge Ryan Pickren (ryanpickren.com) for their\nassistance. \n\nInstallation note:\nThis update may be obtained from the Mac App Store\n\nInformation will also be posted to the Apple Security Updates\nweb site: https://support.apple.com/kb/HT201222\n\nThis message is signed with Apple\u0027s Product Security PGP key,\nand details are available at:\nhttps://www.apple.com/support/security/pgp/\n\nInformation will also be posted to the Apple Security Updates\nweb site: https://support.apple.com/kb/HT201222\n\nThis message is signed with Apple\u0027s Product Security PGP key,\nand details are available at:\nhttps://www.apple.com/support/security/pgp/\n\n-----BEGIN PGP SIGNATURE-----\n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\n7T5tzulHTMJczutLmpiiFDmIoKE3+s5PGmzrlM1qWUGrfpv+ReY=\n=XZJU\n-----END PGP SIGNATURE-----\n\n\n",
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.