CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Apple macOS up to 10.15.3 (Operating System). This issue affects an unknown functionality of the component Bluetooth. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.
The weakness was shared 03/24/2020 by Yu Wang with Didi Research America as HT211100 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2020-3907. An attack has to be approached locally. The successful exploitation needs a simple authentication. Neither technical details nor an exploit are publicly available. The advisory points out:
An out-of-bounds read was addressed with improved input validation.
Upgrading to version 10.15.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The entries 152486, 152487, 152488 and 152490 are related to this item.
Product
Type
Vendor
Name
Version
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: 8.0VulDB Meta Temp Score: 7.8
VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.1
NVD Vector: 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
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: macOS 10.15.4
Timeline
12/18/2019 🔍03/24/2020 🔍
03/24/2020 🔍
04/02/2020 🔍
10/05/2020 🔍
Sources
Vendor: apple.comAdvisory: HT211100
Researcher: Yu Wang
Organization: Didi Research America
Status: Confirmed
CVE: CVE-2020-3907 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 04/02/2020 09:57Updated: 10/05/2020 16:02
Changes: 04/02/2020 09:57 (48), 04/02/2020 10:02 (17), 10/05/2020 16:02 (1)
Complete: 🔍
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