CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Apple watchOS up to 4.2 (Smartwatch Operating System). This vulnerability affects an unknown functionality of the component WebKit. 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 bug was discovered 03/29/2018. The weakness was shared 03/29/2018 by Natalie Silvanovich with Google Project Zero as HT208696 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2018-4121 since 01/02/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The advisory points out:
Multiple memory corruption issues were addressed with improved memory handling.
It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 118453 (openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1288)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370850 (Apple iTunes for Windows Prior to 12.7.4 Multiple Vulnerabilities.(HT208694)).
Upgrading to version 4.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (118453) and Exploit-DB (44427).
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: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
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: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 118453
Nessus Name: openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1288)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 53931
OpenVAS Name: Apple iCloud Security Updates(HT208697)-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: watchOS 4.3
Timeline
01/02/2018 🔍03/29/2018 🔍
03/29/2018 🔍
03/29/2018 🔍
03/31/2018 🔍
04/03/2018 🔍
10/26/2018 🔍
02/07/2021 🔍
Sources
Vendor: apple.comAdvisory: HT208696
Researcher: Natalie Silvanovich
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-4121 (🔍)
SecurityTracker: 1040604
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/31/2018 19:41Updated: 02/07/2021 08:52
Changes: 03/31/2018 19:41 (68), 01/19/2020 08:24 (16), 02/07/2021 08:52 (3)
Complete: 🔍
Cache ID: 18:131:103
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