Apple iCloud up to 7.1 on Windows CFNetwork Session memory corruption

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.7 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Apple iCloud up to 7.1 on Windows and classified as critical. The affected element is an unknown function of the component CFNetwork Session. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2017-7172. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.
Details
A vulnerability, which was classified as critical, has been found in Apple iCloud up to 7.1 on Windows (Cloud Software). Affected by this issue is an unknown code of the component CFNetwork Session. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:
An issue was discovered in certain Apple products. iOS before 11.2 is affected. macOS before 10.13.2 is affected. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. tvOS before 11.2 is affected. watchOS before 4.2 is affected. The issue involves the "CFNetwork Session" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.
The bug was discovered 01/22/2018. The weakness was released 04/03/2018 (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2017-7172 since 03/17/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 71 days. During that time the estimated underground price was around $5k-$25k.
Upgrading to version 7.2 eliminates this vulnerability.
Entries connected to this vulnerability are available at VDB-110371, VDB-110372, VDB-110374 and VDB-110375. VulDB is the best source for vulnerability data and more expert information about this specific topic.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.apple.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.0VulDB Meta Temp Score: 6.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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 |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
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 |
OpenVAS ID: 54322
OpenVAS Name: Apple MacOSX Security Updates(HT208331)-02
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: iCloud 7.2
Timeline
03/17/2017 🔍01/22/2018 🔍
04/03/2018 🔍
04/03/2018 🔍
04/03/2018 🔍
01/20/2020 🔍
Sources
Vendor: apple.comAdvisory: support.apple.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2017-7172 (🔍)
GCVE (CVE): GCVE-0-2017-7172
GCVE (VulDB): GCVE-100-115616
See also: 🔍
Entry
Created: 04/03/2018 15:36Updated: 01/20/2020 17:43
Changes: 04/03/2018 15:36 (61), 01/20/2020 17:43 (7)
Complete: 🔍
Cache ID: 216::103
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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