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TI-2018-11411 Aliases CVE-2018-15981GHSA-j8f5-p7w2-6843

Incorrect type conversion in Adobe Flash Player

Priority MEDIUM 56CWE-704Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA, Red Hat and Microsoft. Impact type from CWE-704 and the CVSS impact.

Summary

Flash Player versions 31.0.0.148 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution.

Why it matters now

EPSS 0.11702 96th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisoryMicrosoft: 1 update

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeFlash Player31.0.0.148 and earlier versions—No fix listedCNA
  • Flash Player VendorAdobe Affected 31.0.0.148 and earlier versions Fixed in — No fix listed CNA

CPE configurations NVD · 13

CPEVersionsRoleVendor
cpe:2.3:a:adobe:flash_player_desktop_runtime:*:*:*:*:*:*:*:*up to 31.0.0.148VulnerableAdobe
cpe:2.3:o:apple:mac_os_x:-:*:*:*:*:*:*:*not specified by NVDRunning onApple
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*not specified by NVDRunning onLinux
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:*up to 31.0.0.148VulnerableAdobe
cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:*not specified by NVDRunning onGoogle
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:*up to 31.0.0.148VulnerableAdobe
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer_11:*:*up to 31.0.0.148VulnerableAdobe
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:adobe:flash_player_desktop_runtime:*:*:*:*:*:*:*:* Versions up to 31.0.0.148 Vulnerable ·Adobe
  • cpe:2.3:o:apple:mac_os_x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
  • 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:*:*:*:*:*:chrome:*:* Versions up to 31.0.0.148 Vulnerable ·Adobe
  • cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Google
  • cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:* Versions up to 31.0.0.148 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer_11:*:* Versions up to 31.0.0.148 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
Show 3 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
  • cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat

Remediation

Red Hat 1 advisory

  • RHSA-2018:3644 Released 2018-11-20 · Red Hat rating Critical
    flash-plugin security update
    • Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin-31.0.0.153-1.el6_10
    • Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin-31.0.0.153-1.el6_10
    • Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin-31.0.0.153-1.el6_10

Microsoft 1 update

  • ADV180030 Released 2018-11-20
    November 20, 2018 Flash Updates

Vendor assessments

Red Hat

Red Hat rating: Critical. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Desktop Supplementary (v. 6)Fixed RHSA-2018:3644
Red Hat Enterprise Linux Server Supplementary (v. 6)Fixed RHSA-2018:3644
Red Hat Enterprise Linux Workstation Supplementary (v. 6)Fixed RHSA-2018:3644

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-15981
  2. 2026-10-03 Alias added: GHSA-j8f5-p7w2-6843

References

Advisory 2

  • 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
See all 1083 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences