CVE-2021-30860 (GCVE-0-2021-30860)
Vulnerability from cvelistv5
Published
2021-08-24 18:49
Modified
2025-10-21 23:25
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Summary
An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
References
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/25 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/26 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/27 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/28 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/38 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/39 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/40 Mailing List, Third Party Advisory
product-security@apple.com http://seclists.org/fulldisclosure/2021/Sep/50 Mailing List, Third Party Advisory
product-security@apple.com http://www.openwall.com/lists/oss-security/2022/09/02/11 Mailing List
product-security@apple.com https://security.gentoo.org/glsa/202209-21 Third Party Advisory
product-security@apple.com https://support.apple.com/en-us/HT212804 Vendor Advisory
product-security@apple.com https://support.apple.com/en-us/HT212805 Vendor Advisory
product-security@apple.com https://support.apple.com/en-us/HT212806 Vendor Advisory
product-security@apple.com https://support.apple.com/en-us/HT212807 Vendor Advisory
product-security@apple.com https://support.apple.com/kb/HT212824 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/25 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/26 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/27 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/28 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/38 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/39 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/40 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2021/Sep/50 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2022/09/02/11 Mailing List
af854a3a-2127-422b-91ae-364da2661108 https://security.gentoo.org/glsa/202209-21 Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/en-us/HT212804 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/en-us/HT212805 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/en-us/HT212806 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/en-us/HT212807 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/kb/HT212824 Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30860 US Government Resource
Impacted products
Vendor Product Version
Apple macOS Version: unspecified   < 11.6
 Create a notification for this product.
   Apple macOS Version: unspecified   < 2021-005
 Create a notification for this product.
   Apple watchOS Version: unspecified   < 7.6
 Create a notification for this product.
   Apple iOS Version: unspecified   < 14.8
 Create a notification for this product.
CISA Known Exploited Vulnerability
Data from the CISA Known Exploited Vulnerabilities Catalog

Date added: 2021-11-03

Due date: 2021-11-17

Required action: Apply updates per vendor instructions.

Used in ransomware: Unknown

Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-30860

Show details on NVD website

To clipboard 

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      "dateAdded": "2021-11-03",
      "dueDate": "2021-11-17",
      "knownRansomwareCampaignUse": "Unknown",
      "notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-30860",
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      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Sightings

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  • 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.
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  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.