VulnSocial

CVE-2019-0803Active Exploitation(microsoft / windows_10_1507)

MEDIUMCVSS 7.8 · HIGHCISA KEV

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Prioritize remediation for microsoft windows_10_1507 systems immediately
  • Assume compromise if assets are exposed
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0685, CVE-2019-0859.

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4.0/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2022-05-03. Apply updates per vendor instructions.

Patch / fix
Vendor / third-party advisories
Other references

Priority

MEDIUM

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1507
  • windows_10_1607
  • windows_10_1703
  • windows_10_1709

Threat summary

  • Active exploitation appears in 1 classified signals
  • 1 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
windows_10_1507windows_10_1607windows_10_1703windows_10_1709windows_10_1803windows_10_1809windows_7windows_8.1windows_rt_8.1windows_server_1709

2 versions affected across 15 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-15: 1Active Exploitation · 2026-08-15: 108-15
Signal classification1 categories
Active Exploitation
1100.0%
Full discourse1 post
  • kokumօtօ@__kokumoto
    Active Exploitation

    10件の脆弱性でランサムウェアによる悪用が確認された。米国サイバーセキュリティ・社会基盤安全保障庁(CISA)の既知の悪用された脆弱性が更新。対象は以下。 - CVE-2025-60710 (Windows) - CVE-2020-29574 (CyberoamOS) - CVE-2020-0618 (SQL Server) - CVE-2021-4034 (polkit) - CVE-2016-0189 (IE) - CVE-2022-21882 (Windows) - CVE-2019-5591 (FortiOS) - CVE-2019-0803 (Windows) - CVE-2018-0802 (Office) - CVE-2020-0968 (IE)

    Post summary

    A CISA update confirms ransomware has actively exploited ten listed CVEs across various platforms.

    01121102.7K
    7.8K followersView on X
CPE platform detail27 entries

27 of 27 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1507--x64
OSmicrosoftwindows_10_1507--x86
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1703--x64
OSmicrosoftwindows_10_1703--x86
OSmicrosoftwindows_10_1709--arm64
OSmicrosoftwindows_10_1709--x64
OSmicrosoftwindows_10_1709--x86
OSmicrosoftwindows_10_1803--arm64
OSmicrosoftwindows_10_1803--x64
OSmicrosoftwindows_10_1803--x86
OSmicrosoftwindows_10_1809--arm64
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_7---
OSmicrosoftwindows_8.1---
OSmicrosoftwindows_rt_8.1---
OSmicrosoftwindows_server_1709--x64
OSmicrosoftwindows_server_1803--x64
OSmicrosoftwindows_server_2008---
OSmicrosoftwindows_server_2008r2-itanium
OSmicrosoftwindows_server_2008r2-x64
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---

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