Apple macOS up to 10.14.4 Application Firewall input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.7 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Apple macOS up to 10.14.4 (Operating System). This affects an unknown function of the component Application Firewall. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Mojave 10.14.5. An application may be able to execute arbitrary code with kernel privileges.
The weakness was released 05/13/2019 with NCSC as HT210119 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2019-8590 since 02/18/2019. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:
A logic issue was addressed with improved restrictions.
The commercial vulnerability scanner Qualys is able to test this issue with plugin 371785 (Apple macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra Not Installed (HT210119)).
Upgrading to version 10.14.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Entries connected to this vulnerability are available at 134839, 134840, 134842 and 134843.
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: 8.1VulDB Meta Temp Score: 7.9
VulDB Base Score: 8.3
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Input validationCWE: CWE-20
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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.14.5
Timeline
02/18/2019 🔍05/13/2019 🔍
05/13/2019 🔍
05/15/2019 🔍
06/10/2020 🔍
Sources
Vendor: apple.comAdvisory: HT210119
Organization: NCSC
Status: Confirmed
CVE: CVE-2019-8590 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 05/15/2019 08:48Updated: 06/10/2020 18:11
Changes: 05/15/2019 08:48 (65), 06/10/2020 18:11 (2)
Complete: 🔍
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