CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Apple tvOS up to 12.1 (Digital Media Player). This affects an unknown code block of the component Kernel. 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 affected versions prior to iOS 12.1.1, macOS Mojave 10.14.2, tvOS 12.1.1, watchOS 5.1.2.
The bug was discovered 12/05/2018. The weakness was disclosed 12/05/2018 by Jann Horn, Juwei Lin and Junzhi Lu as HT209342 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2018-4435 since 01/02/2018. Attacking locally is a requirement. The requirement for exploitation is a authentication. The technical details are unknown and an exploit is not publicly available. The advisory points out:
A logic issue was addressed with improved restrictions.
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 12.1.1 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 pretty similar.
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: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Input validationCWE: CWE-20
ATT&CK: Unknown
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 |
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: tvOS 12.1.1
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: HT209342
Researcher: Jann Horn, Juwei Lin, Junzhi Lu
Status: Confirmed
CVE: CVE-2018-4435 (🔍)
See also: 🔍
Entry
Created: 12/06/2018 17:59Updated: 04/18/2020 10:40
Changes: 12/06/2018 17:59 (67), 04/18/2020 10:40 (10)
Complete: 🔍
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