Sign-up

ID

VAR-202109-1380


CVE

CVE-2021-30713


TITLE

macOS  Vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-013483

DESCRIPTION

A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited.. macOS Exists in unspecified vulnerabilities.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. The vulnerability stems from the failure to fully verify the input provided by the user in the TCC subsystem. Affected versions: macOS: 11.0 20A2411, 11.0.1 20B29, 11.0.1 20B50, 11.1 20C69, 11.2 20D64, 11.2.1 20D74, 11.2.1 20D75, 11.2.2 20D80, 11.2.3 20D91, 1E2.3, 20D91, 11.2.3, 20D74 20E241. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-09-20-8 Additional information for APPLE-SA-2021-09-13-4 Security Update 2021-005 Catalina Security Update 2021-005 Catalina addresses the following issues. Information about the security content is also available at https://support.apple.com/HT212805. CoreGraphics Available for: macOS Catalina Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution. CVE-2021-30860: The Citizen Lab CoreServices Available for: macOS Catalina Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed with improved access restrictions. CVE-2021-30783: an anonymous researcher, Ron Hass (@ronhass7) of Perception Point Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local attacker may be able to elevate their privileges Description: A permissions issue existed. CVE-2021-30827: an anonymous researcher Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local user may be able to read arbitrary files as root Description: This issue was addressed with improved checks. CVE-2021-30828: an anonymous researcher Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local user may be able to execute arbitrary files Description: A URI parsing issue was addressed with improved parsing. CVE-2021-30829: an anonymous researcher Entry added September 20, 2021 curl Available for: macOS Catalina Impact: curl could potentially reveal sensitive internal information to the server using a clear-text network protocol Description: A buffer overflow was addressed with improved input validation. CVE-2021-22925 Entry added September 20, 2021 CVMS Available for: macOS Catalina Impact: A local attacker may be able to elevate their privileges Description: A memory corruption issue was addressed with improved state management. CVE-2021-30832: Mickey Jin (@patch1t) of Trend Micro Entry added September 20, 2021 FontParser Available for: macOS Catalina Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30841: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30842: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30843: Xingwei Lin of Ant Security Light-Year Lab Entry added September 20, 2021 ImageIO Available for: macOS Catalina Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30835: Ye Zhang of Baidu Security CVE-2021-30847: Mike Zhang of Pangu Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina 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-2021-30830: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30865: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: Mounting a maliciously crafted NFS network share may lead to arbitrary code execution with system privileges Description: A race condition was addressed with additional validation. CVE-2020-29622: Jordy Zomer of Certified Secure Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved locking. CVE-2021-30857: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A type confusion issue was addressed with improved state handling. CVE-2021-30859: Apple Entry added September 20, 2021 libexpat Available for: macOS Catalina Impact: A remote attacker may be able to cause a denial of service Description: This issue was addressed by updating expat to version 2.4.1. CVE-2013-0340: an anonymous researcher Entry added September 20, 2021 Preferences Available for: macOS Catalina Impact: An application may be able to access restricted files Description: A validation issue existed in the handling of symlinks. CVE-2021-30855: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com) Entry added September 20, 2021 Sandbox Available for: macOS Catalina Impact: A user may gain access to protected parts of the file system Description: An access issue was addressed with improved access restrictions. CVE-2021-30850: an anonymous researcher Entry added September 20, 2021 SMB Available for: macOS Catalina Impact: A remote attacker may be able to leak memory Description: A logic issue was addressed with improved state management. CVE-2021-30844: Peter Nguyen Vu Hoang of STAR Labs Entry added September 20, 2021 TCC Available for: macOS Catalina Impact: A malicious application may be able to bypass Privacy preferences Description: A permissions issue was addressed with improved validation. CVE-2021-30713: an anonymous researcher Entry added September 20, 2021 Additional recognition Bluetooth We would like to acknowledge say2 of ENKI for their assistance. Entry added September 20, 2021 CoreML We would like to acknowledge hjy79425575 working with Trend Micro Zero Day Initiative for their assistance. Entry added September 20, 2021 CUPS We would like to acknowledge an anonymous researcher for their assistance. Entry added September 20, 2021 Kernel We would like to acknowledge Anthony Steinhauser of Google's Safeside project for their assistance. Entry added September 20, 2021 smbx We would like to acknowledge Zhongcheng Li (CK01) for their assistance. Entry added September 20, 2021 Installation note: This update may be obtained from the Mac App Store or Apple's Software Downloads web site: https://support.apple.com/downloads/ 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/ -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEePiLW1MrMjw19XzoeC9qKD1prhgFAmFI888ACgkQeC9qKD1p rhhvSA/+MzMvNJUS7KUDdIBNgVfzpgGLGGy0ewyCCuLaTFGPPtVVMlgXgo0Q1ds4 NQJ47AWXUkOEPotUdaMXYXTTlNRrS/rHuhrUar8tNgXVOuTIFoa0AaGNVFLbklxz KRte/SqDIY7PdWobflBTeeROlFq0/lIys+cyI3TtWezCGaGcdFO0Ckhv76UFUUUi qnB3hjxXVCkbwbetl6EMPQiIYpOzU8KOn95T3E24buRO8CxNdwYbZOkHqYaCAYLX Fm0lPtX4VknTdwjwhMTmNrbrMmc7TPOLEUavTNv0ghslYbywX3Iwj6f2mC5ZArUB klKZwLWPl8cOJmwMADnSpQc5VR+umM0fJdxsHajJu9/eWAuVK35IFJbQcZyP0Urv N+B8V4tk9D+I1NmU+12QIAlmUnnAmnzCBa/qE+FIGCyyBQgSM6WdmwXmWvQPX9/1 q7fVqW6zZv1A7z2Qal82sRkLH1APsoRGUQlw+uttmh6rKoLpNgH4ZJ4Xhqcq/S4k DgL85EvidWgaaTIj9+mI5NmqbY0E8/rkHtjxaOY9wyjpWiw2rSO7SXLTuDIRMBlt hlBR20e5/ZqdKxxAE+U31ZI8PzJhEU4PoCL5xcciXxBOilxhUgVLGDgmZol117Sy +wX/g7wuaorhnCsOIWNBC/up76pBJlCe+nsOoWNPFdgP5qw2pZY= =QJxi -----END PGP SIGNATURE-----

Trust: 2.43

sources: NVD: CVE-2021-30713 // JVNDB: JVNDB-2021-013483 // CNNVD: CNNVD-202104-975 // VULHUB: VHN-390446 // VULMON: CVE-2021-30713 // PACKETSTORM: 164249

AFFECTED PRODUCTS

vendor:applemodel:mac os xscope:eqversion:10.15.7

Trust: 1.0

vendor:applemodel:mac os xscope:gteversion:10.15

Trust: 1.0

vendor:applemodel:macosscope:ltversion:11.4

Trust: 1.0

vendor:applemodel:mac os xscope:lteversion:10.15.7

Trust: 1.0

vendor:アップルmodel:apple mac os xscope: - version: -

Trust: 0.8

vendor:アップルmodel:macosscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-013483 // NVD: CVE-2021-30713

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-30713
value: HIGH

Trust: 1.0

NVD: CVE-2021-30713
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202105-1452
value: HIGH

Trust: 0.6

VULHUB: VHN-390446
value: MEDIUM

Trust: 0.1

VULMON: CVE-2021-30713
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-30713
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

VULHUB: VHN-390446
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-30713
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-30713
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-390446 // VULMON: CVE-2021-30713 // JVNDB: JVNDB-2021-013483 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202105-1452 // NVD: CVE-2021-30713

PROBLEMTYPE DATA

problemtype:CWE-20

Trust: 1.0

problemtype:Lack of information (CWE-noinfo) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-013483 // NVD: CVE-2021-30713

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202105-1452

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

PATCH

title:HT212529 Apple  Security updateurl:https://support.apple.com/en-us/HT212529

Trust: 0.8

title:Apple macOS Big Sur Enter the fix for the verification error vulnerabilityurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=151645

Trust: 0.6

title:The Registerurl:https://www.theregister.co.uk/2021/05/24/ios_macos_patches/

Trust: 0.2

title:https://github.com/houjingyi233/macOS-iOS-system-securityurl:https://github.com/houjingyi233/macOS-iOS-system-security

Trust: 0.1

title:https://github.com/houjingyi233/macos-ios-exploit-writeupurl:https://github.com/houjingyi233/macos-ios-exploit-writeup

Trust: 0.1

title:Known Exploited Vulnerabilities Detectorurl:https://github.com/Ostorlab/KEV

Trust: 0.1

title: - url:https://www.welivesecurity.com/2021/05/25/apple-macos-zero-day-malware-screenshots/

Trust: 0.1

title:Threatposturl:https://threatpost.com/apple-patches-zero-day-flaw-in-macos-that-allows-for-sneaky-screenshots/166428/

Trust: 0.1

sources: VULMON: CVE-2021-30713 // JVNDB: JVNDB-2021-013483 // CNNVD: CNNVD-202105-1452

EXTERNAL IDS

db:NVDid:CVE-2021-30713

Trust: 3.5

db:JVNDBid:JVNDB-2021-013483

Trust: 0.8

db:PACKETSTORMid:164249

Trust: 0.7

db:CS-HELPid:SB2021041363

Trust: 0.6

db:CNNVDid:CNNVD-202104-975

Trust: 0.6

db:AUSCERTid:ESB-2021.1794

Trust: 0.6

db:AUSCERTid:ESB-2021.3102.2

Trust: 0.6

db:CS-HELPid:SB2021052415

Trust: 0.6

db:CNNVDid:CNNVD-202105-1452

Trust: 0.6

db:VULHUBid:VHN-390446

Trust: 0.1

db:VULMONid:CVE-2021-30713

Trust: 0.1

sources: VULHUB: VHN-390446 // VULMON: CVE-2021-30713 // JVNDB: JVNDB-2021-013483 // PACKETSTORM: 164249 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202105-1452 // NVD: CVE-2021-30713

REFERENCES

url:https://support.apple.com/kb/ht212805

Trust: 1.8

url:http://seclists.org/fulldisclosure/2021/sep/40

Trust: 1.8

url:https://support.apple.com/en-us/ht212529

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2021-30713

Trust: 1.5

url:https://www.cybersecurity-help.cz/vdb/sb2021041363

Trust: 0.6

url:https://support.apple.com/en-us/ht212805

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021052415

Trust: 0.6

url:https://packetstormsecurity.com/files/164249/apple-security-advisory-2021-09-20-8.html

Trust: 0.6

url:https://www.auscert.org.au/bulletins/esb-2021.1794

Trust: 0.6

url:https://vigilance.fr/vulnerability/apple-macos-multiple-vulnerabilities-35514

Trust: 0.6

url:https://www.auscert.org.au/bulletins/esb-2021.3102.2

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/20.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

url:https://threatpost.com/apple-patches-zero-day-flaw-in-macos-that-allows-for-sneaky-screenshots/166428/

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-22925

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30830

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30832

Trust: 0.1

url:https://support.apple.com/kb/ht201222

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2020-29622

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30828

Trust: 0.1

url:https://support.apple.com/ht212805.

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2013-0340

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30841

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30855

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30843

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30844

Trust: 0.1

url:https://support.apple.com/downloads/

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30859

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30829

Trust: 0.1

url:https://www.apple.com/support/security/pgp/

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30857

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30783

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30850

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30865

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30827

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30847

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30842

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30860

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-30835

Trust: 0.1

sources: VULHUB: VHN-390446 // VULMON: CVE-2021-30713 // JVNDB: JVNDB-2021-013483 // PACKETSTORM: 164249 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202105-1452 // NVD: CVE-2021-30713

CREDITS

Apple

Trust: 0.1

sources: PACKETSTORM: 164249

SOURCES

db:VULHUBid:VHN-390446
db:VULMONid:CVE-2021-30713
db:JVNDBid:JVNDB-2021-013483
db:PACKETSTORMid:164249
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202105-1452
db:NVDid:CVE-2021-30713

LAST UPDATE DATE

2024-08-14T12:51:15.254000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-390446date:2022-07-12T00:00:00
db:VULMONid:CVE-2021-30713date:2023-08-08T00:00:00
db:JVNDBid:JVNDB-2021-013483date:2022-09-14T02:48:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202105-1452date:2022-07-14T00:00:00
db:NVDid:CVE-2021-30713date:2023-08-08T14:22:24.967

SOURCES RELEASE DATE

db:VULHUBid:VHN-390446date:2021-09-08T00:00:00
db:VULMONid:CVE-2021-30713date:2021-09-08T00:00:00
db:JVNDBid:JVNDB-2021-013483date:2022-09-14T00:00:00
db:PACKETSTORMid:164249date:2021-09-22T16:35:10
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202105-1452date:2021-05-24T00:00:00
db:NVDid:CVE-2021-30713date:2021-09-08T15:15:15.893