AEGLIX vulnerability intelligence
CVE-2021-30860
HIGH · CVSS 7.8 · Analyzed
Published: 2021-08-24 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-190
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Apple · Multiple Products
- Added to catalog
- 2021-11-03
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2021-11-17
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Before (exclusive): 14.8
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Before (exclusive): 12.5.5
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
From (inclusive): 13.0
Before (exclusive): 14.8
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
From (inclusive): 10.15
Before (exclusive): 10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Before (exclusive): 11.6
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Before (exclusive): 7.6.2
cpe:2.3:a:xpdfreader:xpdf:*:*:*:*:*:*:*:*
Before (exclusive): 4.04
cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:*
Before (exclusive): 22.09.0
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://seclists.org/fulldisclosure/2021/Sep/25
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/26
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/27
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/28
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/38
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/39
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/40
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/50
Mailing List · Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/02/11
Mailing List
- https://security.gentoo.org/glsa/202209-21
Third Party Advisory
- https://support.apple.com/en-us/HT212804
Vendor Advisory
- https://support.apple.com/en-us/HT212805
Vendor Advisory
- https://support.apple.com/en-us/HT212806
Vendor Advisory
- https://support.apple.com/en-us/HT212807
Vendor Advisory
- https://support.apple.com/kb/HT212824
Vendor Advisory
- http://seclists.org/fulldisclosure/2021/Sep/25
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/26
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/27
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/28
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/38
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/39
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/40
Mailing List · Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Sep/50
Mailing List · Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/02/11
Mailing List
- https://security.gentoo.org/glsa/202209-21
Third Party Advisory
- https://support.apple.com/en-us/HT212804
Vendor Advisory
- https://support.apple.com/en-us/HT212805
Vendor Advisory
- https://support.apple.com/en-us/HT212806
Vendor Advisory
- https://support.apple.com/en-us/HT212807
Vendor Advisory
- https://support.apple.com/kb/HT212824
Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30860
US Government Resource