CVE-2016-6921
CVSS V2 High 9.3
CVSS V3 Critical 9.8
Description
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-4272, CVE-2016-4279, CVE-2016-6923, CVE-2016-6925, CVE-2016-6926, CVE-2016-6927, CVE-2016-6929, CVE-2016-6930, CVE-2016-6931, and CVE-2016-6932.
Overview
- CVE ID
- CVE-2016-6921
- Assigner
- psirt@adobe.com
- Vulnerability Status
- Analyzed
- Published Version
- 2016-09-14T18:59:17
- Last Modified Date
- 2023-01-31T18:38:06
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:* | 1 | OR | 22.0.0.211 | |
| AND | ||||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:* | 1 | OR | 22.0.0.211 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:google:chrome_os:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:* | 1 | OR | 22.0.0.211 | |
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:* | 1 | OR | 22.0.0.211 | |
| AND | ||||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:esr:*:*:* | 1 | OR | 18.0.0.366 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:* | 1 | OR | 11.2.202.632 | |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:* | 1 | OR | 22.0.0.211 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 9.3
- Severity
- HIGH
- Exploitability Score
- 8.6
- Impact Score
- 10
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2016-6921 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6921 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:52:04 | Added to TrackCVE | |||
| 2022-12-02 11:09:52 | 2016-09-14T18:59Z | 2016-09-14T18:59:17 | CVE Published Date | updated |
| 2022-12-02 11:09:52 | 2018-01-05T02:31:08 | CVE Modified Date | updated | |
| 2022-12-02 11:09:52 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-01-31 20:05:26 | 2023-01-31T18:38:06 | CVE Modified Date | updated | |
| 2023-01-31 20:05:26 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |
| 2023-01-31 20:05:26 | AV:N/AC:L/Au:N/C:C/I:C/A:C | AV:N/AC:M/Au:N/C:C/I:C/A:C | CVSS V2 vector_string | updated |
| 2023-01-31 20:05:26 | LOW | MEDIUM | CVSS V2 access_complexity | updated |
| 2023-01-31 20:05:26 | 10 | 9.3 | CVSS V2 baseScore | updated |
| 2023-01-31 20:05:26 | 10 | 8.6 | CVSS V2 exploitabilityScore | updated |