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 6.1.0 on Windows (Cloud Software). It has been rated as critical. This issue affects an unknown functionality of the component WebKit. 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.
The bug was discovered 01/19/2017. The weakness was disclosed 01/23/2017 by Kai Kang with Tencent as HT207481 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2017-2366 since 12/01/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:
Multiple memory corruption issues were addressed through improved input validation.
The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 97448 (Fedora 25 : webkitgtk4 (2017-0beb752b6e)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370283 (Apple Safari 10.0.3 Not Installed (APPLE-SA-2017-01-23-5)).
Upgrading to version 6.1.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (97448). The entries 95912, 95921, 95922 and 95919 are pretty similar.
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
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: 🔍
NVD Base Score: 🔍
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 |
Nessus ID: 97448
Nessus Name: Fedora 25 : webkitgtk4 (2017-0beb752b6e)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 802225
OpenVAS Name: Apple iCloud Multiple Code Execution Vulnerabilities Feb17 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: iCloud 6.1.1
Timeline
12/01/2016 🔍01/19/2017 🔍
01/23/2017 🔍
01/23/2017 🔍
01/23/2017 🔍
01/25/2017 🔍
02/20/2017 🔍
03/01/2017 🔍
11/04/2022 🔍
Sources
Vendor: apple.comAdvisory: HT207481
Researcher: Kai Kang
Organization: Tencent
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-2366 (🔍)
SecurityTracker: 1037668
SecurityFocus: 95733 - Apple iTunes/iCloud/Safari/iOS CVE-2017-2366 Multiple Memory Corruption Vulnerabilities
See also: 🔍
Entry
Created: 01/25/2017 11:45Updated: 11/04/2022 06:08
Changes: 01/25/2017 11:45 (79), 06/03/2020 09:31 (7), 11/04/2022 06:08 (4)
Complete: 🔍
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