Apple iCloud up to 7.12/10.5 on Windows WebKit memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.4 | $0-$5k | 0.00 |
A vulnerability was found in Apple iCloud up to 7.12/10.5 on Windows (Cloud Software). It has been declared as critical. 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 weakness was released 07/23/2019 by Jihui Lu with Tencent KeenLab as HT210357/HT210358 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2019-8677 since 02/18/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:
Multiple memory corruption issues were addressed with improved memory handling.
Upgrading to version 7.13 or 10.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Entries connected to this vulnerability are available at 138592, 138614, 138647 and 138684.
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: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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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 |
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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: iCloud 7.13/10.6
Timeline
02/18/2019 🔍07/23/2019 🔍
07/23/2019 🔍
07/24/2019 🔍
11/07/2023 🔍
Sources
Vendor: apple.comAdvisory: HT210357/HT210358
Researcher: Jihui Lu
Organization: Tencent KeenLab
Status: Confirmed
CVE: CVE-2019-8677 (🔍)
See also: 🔍
Entry
Created: 07/24/2019 21:55Updated: 11/07/2023 12:12
Changes: 07/24/2019 21:55 (64), 07/11/2020 15:52 (1), 11/07/2023 12:12 (4)
Complete: 🔍
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