CVE-2019-1215: Microsoft Windows Privilege Escalation Vulnerability

High severity · published Sep 11, 2019

CVE-2019-1215

Microsoft Windows Privilege Escalation Vulnerability

RansomwareIn wildKEV

7.8

CVSS

19.3%

EPSS

Yes

On KEV

Description

An elevation of privilege vulnerability exists in the way that ws2ifsl.sys (Winsock) handles objects in memory, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1253, CVE-2019-1278, CVE-2019-1303.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)19.3% · higher than 97% of CVEs

Exploited in the wildYes

CISA KEVListed Nov 3, 2021

Federal remediation dueMay 3, 2022

Ransomware campaign useKnown

Affected products

Which versions

Windows · Microsoft

7 for 32-bit Systems Service Pack 1; 7 for x64-based Systems Service Pack 1; 8.1 for 32-bit systems; 8.1 for x64-based systems; RT 8.1; 10 for 32-bit Systems; +14 more · source: vendor, KEV

Windows 10 Version 1903 for 32-bit Systems · Microsoft

All versions, or not specified · source: vendor

Windows 10 Version 1903 for ARM64-based Systems · Microsoft

All versions, or not specified · source: vendor

Windows 10 Version 1903 for x64-based Systems · Microsoft

All versions, or not specified · source: vendor

Windows Server, version 1903 (Server Core installation) · Microsoft

All versions, or not specified · source: vendor

Windows 10 1507 · Microsoft

All versions, or not specified · source: NVD

Windows 10 1607 · Microsoft

All versions, or not specified · source: NVD