CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Apple macOS up to 10.12.1 (Operating System). This affects some unknown processing of the component Kernel. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.
The bug was discovered 12/15/2016. The weakness was released 12/13/2016 by Ian Beer with Google Project Zero as HT207423 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2016-7644 since 09/09/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The advisory points out:
A use after free issue was addressed through improved memory management.
The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 95917 (macOS 10.12.x < 10.12.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c.
Upgrading to version 10.12.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (95917) and Exploit-DB (40931). Entries connected to this vulnerability are available at 87463, 91385, 91659 and 93261.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
Video
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.3
VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 95917
Nessus Name: macOS 10.12.x < 10.12.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 February-2017
OpenVAS File: 🔍
OpenVAS Family: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.12.2
Timeline
09/09/2016 🔍12/13/2016 🔍
12/13/2016 🔍
12/13/2016 🔍
12/14/2016 🔍
12/15/2016 🔍
12/16/2016 🔍
02/20/2017 🔍
10/08/2022 🔍
Sources
Vendor: apple.comAdvisory: HT207423
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-7644 (🔍)
SecurityTracker: 1037469
SecurityFocus: 94904 - Apple iOS/watchOS/macOS CVE-2016-7644 Remote Code Execution Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 12/14/2016 13:37Updated: 10/08/2022 08:07
Changes: 12/14/2016 13:37 (60), 07/29/2019 10:18 (28), 10/08/2022 08:07 (4)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.