Microsoft GDI Remote Code Execution Vulnerability

A remote code execution vulnerability exists in the way that the Windows Graphics Device Interface (GDI) handles objects in the memory, aka 'GDI+ Remote Code Execution Vulnerability'.

CheckOps priority index

6.6/10 Patch within 7 days

Severity8.8

Probability2.2

Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 21.7% higher than 97.6% of CVEs

CVSS 3.1 8.8 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:

Exploited for 1,684 days 25 Mar 2022

CISA due date 15 Apr 2022 for US federal agencies

Exploitation probability EPSS · FIRST

EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

KEV catalog (CISA)25 Mar 2022
Exploited in EUVD (ENISA)25 Mar 2022
Used by ransomwareno
EPSS above 10 %21.7%
No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply updates per vendor instructions.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Affected products

WindowsWindows ServerWindows 10 Version 1903 for x64-based SystemsWindows 10 Version 1903 for ARM64-based SystemsWindows Server, version 1903 (Server Core installation)Windows 10 Version 1903 for 32-bit SystemsGraphics Device Interface (GDI)

Affected versions

7 for x64-based Systems Service Pack 1
10 Version 1709 for x64-based Systems
2016
10 Version 1809 for x64-based Systems
10 Version 1709 for 32-bit Systems
2008 for Itanium-Based Systems Service Pack 2
unspecified
2012
2012 R2 (Core installation)
10 Version 1703 for 32-bit Systems
10 Version 1803 for x64-based Systems
10 Version 1607 for x64-based Systems

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

16 May 2019
Published
25 Mar 2022
Exploitation reported (ENISA)
25 Mar 2022
Added to the KEV catalog
15 Apr 2022
CISA remediation due date
26 Sept 2026
EPSS peak: 21.7%

References

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