CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $0-$5k | 0.00 |
A vulnerability was found in Apple watchOS up to 7.6.2 (Smartwatch Operating System). It has been classified as critical. Affected is an unknown code of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was presented 09/20/2021 by Samuel Gross as HT212819 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2021-30851. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:
Processing maliciously crafted web content may lead to code execution
Upgrading to version 8.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
A memory corruption vulnerability was addressed with improved locking.
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: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: watchOS 8.0
Timeline
04/13/2021 🔍09/20/2021 🔍
09/20/2021 🔍
09/21/2021 🔍
09/30/2021 🔍
Sources
Vendor: apple.comAdvisory: HT212819
Researcher: Samuel Gross
Status: Confirmed
CVE: CVE-2021-30851 (🔍)
Entry
Created: 09/21/2021 12:21Updated: 09/30/2021 18:33
Changes: 09/21/2021 12:21 (11), 09/21/2021 12:22 (8), 09/21/2021 12:25 (27), 09/30/2021 18:33 (1)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.