CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.7 | $0-$5k | 0.00 |
A vulnerability was found in Apple macOS up to 10.14.1 (Operating System). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component WindowServer. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to macOS Mojave 10.14.2.
The bug was discovered 12/05/2018. The weakness was shared 12/05/2018 by Hanqing Zhao, Yufeng Ruan and Kun Yang as HT209341 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2018-4450 since 01/02/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 memory corruption issue was addressed with improved memory handling.
The vulnerability scanner Nessus provides a plugin with the ID 119841 (macOS 10.14.x < 10.14.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371369 (Apple macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra Not Installed(HT209341)).
Upgrading to version 10.14.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (119841). The entries 126171, 127563, 127564 and 127567 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: 7.0VulDB Meta Temp Score: 6.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
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 |
Nessus ID: 119841
Nessus Name: macOS 10.14.x < 10.14.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.14.2
Timeline
01/02/2018 🔍12/05/2018 🔍
12/05/2018 🔍
12/05/2018 🔍
12/06/2018 🔍
12/21/2018 🔍
04/18/2020 🔍
Sources
Vendor: apple.comAdvisory: HT209341
Researcher: Hanqing Zhao, Yufeng Ruan, Kun Yang
Status: Confirmed
CVE: CVE-2018-4450 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 12/06/2018 18:05Updated: 04/18/2020 12:48
Changes: 12/06/2018 18:05 (68), 04/18/2020 12:48 (10)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.