CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.1 | $5k-$25k | 0.00 |
A vulnerability classified as critical was found in Apple iOS up to 9.x (Smartphone Operating System). Affected by this vulnerability is an unknown code 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 summary by CVE is:
An issue was discovered in certain Apple products. iOS before 10 is affected. Safari before 10 is affected. iTunes before 12.5.1 is affected. tvOS before 10 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
The bug was discovered 11/03/2016. The weakness was shared 02/20/2017 with Apple as HT207142 as confirmed advisory (Website). The advisory is shared at support.apple.com. The vendor cooperated in the coordination of the public release. This vulnerability is known as CVE-2016-4764 since 05/11/2016. 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 price 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 vulnerability scanner Nessus provides a plugin with the ID 94914 (Apple iTunes < 12.5.1 Multiple Vulnerabilities (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196662 (Ubuntu Security Notification for Webkit2gtk Vulnerabilities (USN-3166-1)).
Upgrading to version 10.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (94914). The entries 90946, 92024, 92026 and 92028 are related to this item.
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: 8.5VulDB Meta Temp Score: 8.3
VulDB Base Score: 8.3
VulDB Temp Score: 7.9
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
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 |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 94914
Nessus Name: Apple iTunes < 12.5.1 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for webkit2gtk USN-3166-1
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: iOS 10.0
Timeline
05/11/2016 🔍09/13/2016 🔍
11/03/2016 🔍
11/03/2016 🔍
11/16/2016 🔍
02/20/2017 🔍
02/20/2017 🔍
02/20/2017 🔍
08/16/2020 🔍
Sources
Vendor: apple.comAdvisory: HT207142
Organization: Apple
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2016-4764 (🔍)
SecurityFocus: 94430 - WebKit CVE-2016-4764 Multiple Memory Corruption Vulnerabilities
OSVDB: - CVE-2016-4764 - Apple - Multiple Products - Memory Corruption Issue
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍
Entry
Created: 02/20/2017 15:00Updated: 08/16/2020 07:29
Changes: 02/20/2017 15:00 (77), 08/16/2020 07:29 (9)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.