Vulnerability in Microsoft Windows_2003_server

CVE-2015-1701

Win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Vista SP2, and Server 2008 SP2 allows local users to gain privileges via a crafted application, as exploited in the wild in April 2015, aka "Win32k Elevation of Pr…

EPSS: 0.562 (98.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-1701?
CVE-2015-1701 is a high-severity vulnerability in Microsoft Windows_2003_server. CVSS score: 7.8/10. Published 2015-04-21.
How severe is CVE-2015-1701?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2015-1701 known to be exploited?
Yes. CVE-2015-1701 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 76 public proof-of-concept repositories are indexed.