CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $0-$5k | 0.00 |
A vulnerability was found in Apple watchOS up to 5.3.8/6.2.8/7.0.3 (Smartwatch Operating System). It has been declared as critical. This vulnerability affects an unknown code block of the component WebKit. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was presented 11/05/2020 as HT211928 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2020-27918. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:
Processing maliciously crafted web content may lead to arbitrary code execution
Upgrading to version 5.3.9, 6.2.9 or 7.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
A use after free issue was addressed with improved memory management.
Product
Type
Vendor
Name
Version
- 5.3.0
- 5.3.1
- 5.3.2
- 5.3.3
- 5.3.4
- 5.3.5
- 5.3.6
- 5.3.7
- 5.3.8
- 6.2.0
- 6.2.1
- 6.2.2
- 6.2.3
- 6.2.4
- 6.2.5
- 6.2.6
- 6.2.7
- 6.2.8
- 7.0.0
- 7.0.1
- 7.0.2
- 7.0.3
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: watchOS 5.3.9/6.2.9/7.1
Timeline
10/27/2020 🔍11/05/2020 🔍
11/05/2020 🔍
11/06/2020 🔍
12/03/2020 🔍
Sources
Vendor: apple.comAdvisory: HT211928
Status: Confirmed
CVE: CVE-2020-27918 (🔍)
Entry
Created: 11/06/2020 09:19Updated: 12/03/2020 09:01
Changes: 11/06/2020 09:19 (18), 11/06/2020 09:23 (27), 12/03/2020 09:01 (1)
Complete: 🔍
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