Out-of-bounds write in Adobe Flash Player 24.0.0.186 and earlier.
Priority MEDIUM 57CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 3 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, Red Hat and Microsoft. Impact type from CWE-787 and the CVSS impact.
Summary
Adobe Flash Player versions 24.0.0.186 and earlier have an exploitable memory corruption vulnerability related to the parsing of SWF metadata. Successful exploitation could lead to arbitrary code execution.
Why it matters now
EPSS 0.21145 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Partial Red Hat: 1 advisoryMicrosoft: 1 updateRed Hat: 3 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Adobe Flash Player 24.0.0.186 and earlier. | Adobe Flash Player 24.0.0.186 and earlier. | — | No fix listed | CNA |
- Adobe Flash Player 24.0.0.186 and earlier. Vendor— Affected Adobe Flash Player 24.0.0.186 and earlier. Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:* | up to 24.0.0.186 | Vulnerable | Adobe |
| cpe:2.3:o:apple:mac_os_x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:* | not specified by NVD | Running on | |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:* | up to 24.0.0.186 | Vulnerable | Adobe |
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:* | up to 24.0.0.186 | Vulnerable | Adobe |
| cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:* | up to 24.0.0.186 | Vulnerable | Adobe |
- cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:* Versions up to 24.0.0.186 Vulnerable ·Adobe
- cpe:2.3:o:apple:mac_os_x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Google
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:* Versions up to 24.0.0.186 Vulnerable ·Adobe
- cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:* Versions up to 24.0.0.186 Vulnerable ·Adobe
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:* Versions up to 24.0.0.186 Vulnerable ·Adobe
Remediation
Red Hat 1 advisory
- RHSA-2017:0057 Released 2017-01-11 · Red Hat rating Criticalflash-plugin security update
- Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin-24.0.0.194-1.el6_8
- Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin-24.0.0.194-1.el6_8
- Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin-24.0.0.194-1.el6_8
Microsoft 1 update
- January 2017 Adobe Flash Security Update
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Adobe Flash Player 24.0.0.186 and earlier. — RHSA-2017:0057
13 records Highest priority Priority MEDIUM 12 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2017-02155 Out-of-bounds write in Adobe Flash Player 24.0.0.186 and earlier.Priority MEDIUM 61
- TI-2017-02154 Out-of-bounds write in Adobe Flash Player 24.0.0.186 and earlier.Priority MEDIUM 61
- TI-2017-02153 Out-of-bounds write in Adobe Flash Player 24.0.0.186 and earlier.Priority MEDIUM 61
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Desktop Supplementary (v. 6) | Fixed | RHSA-2017:0057 |
| Red Hat Enterprise Linux Server Supplementary (v. 6) | Fixed | RHSA-2017:0057 |
| Red Hat Enterprise Linux Workstation Supplementary (v. 6) | Fixed | RHSA-2017:0057 |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-2931
- 2026-10-03 Alias added: GHSA-3j7g-gwmc-fxrx
References
Exploit 1
Advisory 2
More Adobe Flash Player vulnerabilities
- TI-2016-03560 Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote… KEVCVSS 3.1CRITICAL 9.8
- TI-2016-03506 Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary… KEVCVSS 3.1CRITICAL 9.8
- TI-2016-00925 Adobe Flash Player 21.0.0.197 and earlier allows remote attackers to cause a denial of… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04302 Use-after-free vulnerability in the BitmapData class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04301 Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04298 Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2017-2931 · CVE Program
- CVE-2017-2931 · NVD
- FIRST EPSS
- GHSA-3j7g-gwmc-fxrx · GitHub Advisory Database · CC BY 4.0
- CVE-2017-2931 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences