Apple iCloud up to 6.0 on Windows WebKit State memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.9 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Apple iCloud up to 6.0 on Windows (Cloud Software). Affected by this vulnerability is an unknown part of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability (State). 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 12/13/2016 with Zero Day Initiative as HT207424 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2016-7656. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The advisory points out:
A memory corruption issue was addressed through improved state management.
The commercial vulnerability scanner Qualys is able to test this issue with plugin 370265 (Apple iTunes Prior to 12.5.4 Multiple Vulnerabilities (HT207427)).
Upgrading to version 6.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Entries connected to this vulnerability are available at 94200, 94201, 94202 and 94204.
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: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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
Name: StateClass: Memory corruption / State
CWE: 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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: iCloud 6.1
Timeline
09/09/2016 🔍12/13/2016 🔍
12/13/2016 🔍
12/14/2016 🔍
10/07/2022 🔍
Sources
Vendor: apple.comAdvisory: HT207424
Organization: Zero Day Initiative
Status: Confirmed
CVE: CVE-2016-7656 (🔍)
SecurityTracker: 1037459
SecurityFocus: 94907
See also: 🔍
Entry
Created: 12/14/2016 13:31Updated: 10/07/2022 11:48
Changes: 12/14/2016 13:31 (47), 04/28/2019 19:21 (4), 10/07/2022 11:41 (4), 10/07/2022 11:48 (18)
Complete: 🔍
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