Apple macOS up to 11.0.1 Intel Graphics Driver out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.5 | $0-$5k | 0.00 |
A vulnerability was found in Apple macOS up to 11.0.1 (Operating System). It has been classified as critical. Affected is an unknown code block of the component Intel Graphics Driver. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was published 12/14/2020 by Xiaolong Bai, Min Zheng and Luyi Xing as HT212011 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2020-27897. The technical details are unknown and an exploit is not available. The advisory points out:
An application may be able to execute arbitrary code with kernel privileges
Upgrading to version 11.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
An out-of-bounds write issue was addressed with improved bounds checking.
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: 7.8VulDB Meta Temp Score: 7.5
VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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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: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 11.1
Timeline
10/27/2020 🔍12/14/2020 🔍
12/14/2020 🔍
12/15/2020 🔍
12/17/2020 🔍
Sources
Vendor: apple.comAdvisory: HT212011
Researcher: Xiaolong Bai, Min Zheng, Luyi Xing
Status: Confirmed
CVE: CVE-2020-27897 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
Entry
Created: 12/15/2020 14:57Updated: 12/17/2020 20:52
Changes: 12/15/2020 14:57 (19), 12/15/2020 15:00 (28), 12/17/2020 20:52 (4)
Complete: 🔍
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