CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.4 | $0-$5k | 0.00 |
A vulnerability has been found in Apple macOS up to 10.15.4 (Operating System) and classified as critical. Affected by this vulnerability is an unknown functionality of the component AppleUSBNetworking. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.5. Inserting a USB device that sends invalid messages may cause a kernel panic.
The weakness was released 05/26/2020 by Andy Davis with NCC Group as HT211170 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2020-9804. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The advisory points out:
A logic issue was addressed with improved restrictions.
Upgrading to version 10.15.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Entries connected to this vulnerability are available at 155817, 155818, 155819 and 155820.
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: 4.6VulDB Meta Temp Score: 4.5
VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.6
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: Denial of serviceCWE: CWE-404
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 10.15.5
Timeline
03/02/2020 🔍05/26/2020 🔍
05/26/2020 🔍
05/30/2020 🔍
10/20/2020 🔍
Sources
Vendor: apple.comAdvisory: HT211170
Researcher: Andy Davis
Organization: NCC Group
Status: Confirmed
CVE: CVE-2020-9804 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 05/30/2020 07:38Updated: 10/20/2020 14:51
Changes: 05/30/2020 07:38 (49), 05/30/2020 07:43 (17), 10/20/2020 14:51 (1)
Complete: 🔍
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