CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $5k-$25k | 0.00 |
A vulnerability was found in Apple iOS up to 10.0 (Smartphone Operating System). It has been rated as critical. This issue affects some unknown functionality of the component Contacts. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
An issue was discovered in certain Apple products. iOS before 10.1 is affected. The issue involves the "Contacts" component, which does not prevent an app's Address Book access after access revocation.
The bug was discovered 10/24/2016. The weakness was disclosed 02/20/2017 by Razvan Deaconescu and Mihai Chiroiu with TU Darmstadt (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2016-4686 since 05/11/2016. 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. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/16/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.
The vulnerability was handled as a non-public zero-day exploit for at least 119 days. During that time the estimated underground price was around $25k-$100k.
Upgrading to version 10.1 eliminates this vulnerability.
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: 5.4VulDB Meta Temp Score: 5.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.4
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: Access controlCWE: CWE-264
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: iOS 10.1
Timeline
05/11/2016 🔍10/24/2016 🔍
10/24/2016 🔍
02/20/2017 🔍
02/20/2017 🔍
02/20/2017 🔍
08/16/2020 🔍
Sources
Vendor: apple.comAdvisory: support.apple.com
Researcher: Razvan Deaconescu, Mihai Chiroiu
Organization: TU Darmstadt
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-4686 (🔍)
SecurityFocus: 93848 - Apple iOS CVE-2016-4686 Security Bypass Vulnerability
OSVDB: - CVE-2016-4686 - Apple - iOS - Security Bypass Issue
scip Labs: https://www.scip.ch/en/?labs.20150917
Entry
Created: 02/20/2017 15:00Updated: 08/16/2020 06:37
Changes: 02/20/2017 15:00 (70), 08/16/2020 06:37 (1)
Complete: 🔍
Cache ID: 18:5D4:103
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