CVE-2021-30860
HIGH | Platform: iOS | Changelog
CVE Details
Description
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.
CVSS 3.1 Score
| Metric | Value |
|---|---|
| Base Score | 7.8 (HIGH) |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Weakness
References
- Apple Security Advisory
- NVD Entry
- 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)