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
3
*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.
iMessage suffers from an issue where decoding NSSharedKeyDictionary can read an ObjC object at attacker controlled address.
*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
- 2024-08-14 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-125: Out-of-bounds Read
CAPEC
References (8)
| 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://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
| ||||||