CVE-2019-8641
iMessage - Decoding NSSharedKeyDictionary Can Read Object Out of Bounds
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
5
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An out-of-bounds read was addressed with improved input validation.
Una lectura fuera de límites se abordó con una validación de entrada mejorada.
macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra are now available and address bypass, code execution, and use-after-free vulnerabilities.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-02-18 CVE Reserved
- 2019-07-22 CVE Published
- 2019-09-24 First Exploit
- 2024-08-04 CVE Updated
- 2025-04-19 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-125: Out-of-bounds Read
CAPEC
References (10)
| URL | Tag | Source |
|---|---|---|
| https://support.apple.com/HT210588 | X_refsource_misc |
|
| https://support.apple.com/HT210589 | X_refsource_misc |
|
| https://support.apple.com/HT210590 | X_refsource_misc |
|
| https://support.apple.com/HT210606 | X_refsource_misc |
|
| https://support.apple.com/HT210607 | X_refsource_misc |
|
| URL | Date | SRC |
|---|---|---|
| https://packetstorm.news/files/id/155222 | 2019-11-11 | |
| https://packetstorm.news/files/id/154589 | 2019-09-24 | |
| https://www.exploit-db.com/exploits/47415 | 2019-09-24 | |
| https://www.exploit-db.com/exploits/47608 | 2019-11-11 | |
| https://github.com/chia33164/CVE-2019-8641-reproduction | 2020-05-27 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Apple Search vendor "Apple" | Iphone Os Search vendor "Apple" for product "Iphone Os" | < 12.4 Search vendor "Apple" for product "Iphone Os" and version " < 12.4" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | < 10.14.6 Search vendor "Apple" for product "Mac Os X" and version " < 10.14.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Tvos Search vendor "Apple" for product "Tvos" | < 12.4 Search vendor "Apple" for product "Tvos" and version " < 12.4" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Watchos Search vendor "Apple" for product "Watchos" | < 5.3 Search vendor "Apple" for product "Watchos" and version " < 5.3" | - |
Affected
| ||||||