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CVE-2026-45584 (GCVE-0-2026-45584)

Vulnerability from nvd – Published: 2026-05-20 13:09 – Updated: 2026-06-05 16:39

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-122 - Heap-based Buffer Overflow

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.26040.8 (custom)

Date Public

2026-05-19 14:00

Show details on NVD website

JSON

To clipboard

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CVE-2026-41091 (GCVE-0-2026-41091)

Vulnerability from nvd – Published: 2026-05-20 13:09 – Updated: 2026-06-05 16:39

CISA KEV

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.

Severity

7.8 (High)


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

SSVC

Exploitation: active Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Assigner

microsoft

References

2 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.26040.8 (custom)

Date Public

2026-05-19 14:00

Show details on NVD website

JSON

To clipboard

{
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CVE-2023-33156 (GCVE-0-2023-33156)

Vulnerability from nvd – Published: 2023-07-11 17:03 – Updated: 2025-02-28 20:01

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Microsoft Defender Elevation of Privilege Vulnerability

Severity

6.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.23050.3 (custom)

Date Public

2023-07-11 07:00

Show details on NVD website

JSON

To clipboard

{
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CVE-2023-24860 (GCVE-0-2023-24860)

Vulnerability from nvd – Published: 2023-04-11 19:13 – Updated: 2025-02-28 20:49

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

Denial of Service
CWE-400 - Uncontrolled Resource Consumption

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.20200.4 (custom)

Date Public

2023-04-11 07:00

Show details on NVD website

JSON

To clipboard

{
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CVE-2023-23389 (GCVE-0-2023-23389)

Vulnerability from nvd – Published: 2023-03-14 16:55 – Updated: 2025-01-01 00:47

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Microsoft Defender Elevation of Privilege Vulnerability

Severity

6.3 (Medium)


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

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.20000.2 (custom)

Date Public

2023-03-14 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2022-37971 (GCVE-0-2022-37971)

Vulnerability from nvd – Published: 2022-10-11 00:00 – Updated: 2025-01-02 21:27

Title

Microsoft Windows Defender Elevation of Privilege Vulnerability

Summary

Microsoft Windows Defender Elevation of Privilege Vulnerability

Severity

7.1 (High)


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

CWE

Elevation of Privilege

Assigner

microsoft

References

3 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory
https://portal.msrc.microsoft.com/en-US/security-…	x_transferred
https://www.withsecure.com/en/support/security-ad…	x_transferred

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.19700.2 (custom)

Date Public

2022-10-11 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2022-24548 (GCVE-0-2022-24548)

Vulnerability from nvd – Published: 2022-04-15 19:04 – Updated: 2025-12-09 21:23

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

Denial of Service

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.19100.5 (custom)

Date Public

2022-04-12 08:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-42298 (GCVE-0-2021-42298)

Vulnerability from nvd – Published: 2021-11-10 00:47 – Updated: 2024-08-04 03:30

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.18700.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-11-09 08:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-34471 (GCVE-0-2021-34471)

Vulnerability from nvd – Published: 2021-08-12 18:11 – Updated: 2024-08-04 00:12

Title

Microsoft Windows Defender Elevation of Privilege Vulnerability

Summary

Microsoft Windows Defender Elevation of Privilege Vulnerability

Severity

7.8 (High)


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

CWE

Elevation of Privilege

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-08-10 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-34464 (GCVE-0-2021-34464)

Vulnerability from nvd – Published: 2021-07-16 20:19 – Updated: 2024-08-04 00:12

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-07-13 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-34522 (GCVE-0-2021-34522)

Vulnerability from nvd – Published: 2021-07-14 17:54 – Updated: 2024-08-04 00:12

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-07-13 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-31985 (GCVE-0-2021-31985)

Vulnerability from nvd – Published: 2021-06-08 22:46 – Updated: 2024-08-03 23:10

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

2 references

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC
http://packetstormsecurity.com/files/163443/MpEng…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < Version 1.1.18200.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-06-08 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-31978 (GCVE-0-2021-31978)

Vulnerability from nvd – Published: 2021-06-08 22:46 – Updated: 2024-08-03 23:10

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

CWE

Denial of Service

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < Version 1.1.18200.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-06-08 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2026-45584 (GCVE-0-2026-45584)

Vulnerability from cvelistv5 – Published: 2026-05-20 13:09 – Updated: 2026-06-05 16:39

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-122 - Heap-based Buffer Overflow

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.26040.8 (custom)

Date Public

2026-05-19 14:00

Show details on NVD website

JSON

To clipboard

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CVE-2026-41091 (GCVE-0-2026-41091)

Vulnerability from cvelistv5 – Published: 2026-05-20 13:09 – Updated: 2026-06-05 16:39

CISA KEV

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.

Severity

7.8 (High)


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

SSVC

Exploitation: active Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Assigner

microsoft

References

2 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.26040.8 (custom)

Date Public

2026-05-19 14:00

Show details on NVD website

JSON

To clipboard

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CVE-2023-33156 (GCVE-0-2023-33156)

Vulnerability from cvelistv5 – Published: 2023-07-11 17:03 – Updated: 2025-02-28 20:01

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Microsoft Defender Elevation of Privilege Vulnerability

Severity

6.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.23050.3 (custom)

Date Public

2023-07-11 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2023-24860 (GCVE-0-2023-24860)

Vulnerability from cvelistv5 – Published: 2023-04-11 19:13 – Updated: 2025-02-28 20:49

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

Denial of Service
CWE-400 - Uncontrolled Resource Consumption

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.20200.4 (custom)

Date Public

2023-04-11 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2023-23389 (GCVE-0-2023-23389)

Vulnerability from cvelistv5 – Published: 2023-03-14 16:55 – Updated: 2025-01-01 00:47

Title

Microsoft Defender Elevation of Privilege Vulnerability

Summary

Microsoft Defender Elevation of Privilege Vulnerability

Severity

6.3 (Medium)


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

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.20000.2 (custom)

Date Public

2023-03-14 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2022-37971 (GCVE-0-2022-37971)

Vulnerability from cvelistv5 – Published: 2022-10-11 00:00 – Updated: 2025-01-02 21:27

Title

Microsoft Windows Defender Elevation of Privilege Vulnerability

Summary

Microsoft Windows Defender Elevation of Privilege Vulnerability

Severity

7.1 (High)


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

CWE

Elevation of Privilege

Assigner

microsoft

References

3 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory
https://portal.msrc.microsoft.com/en-US/security-…	x_transferred
https://www.withsecure.com/en/support/security-ad…	x_transferred

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.19700.2 (custom)

Date Public

2022-10-11 07:00

Show details on NVD website

JSON

To clipboard

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CVE-2022-24548 (GCVE-0-2022-24548)

Vulnerability from cvelistv5 – Published: 2022-04-15 19:04 – Updated: 2025-12-09 21:23

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

Denial of Service

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.19100.5 (custom)

Date Public

2022-04-12 08:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-42298 (GCVE-0-2021-42298)

Vulnerability from cvelistv5 – Published: 2021-11-10 00:47 – Updated: 2024-08-04 03:30

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < 1.1.18700.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-11-09 08:00

Show details on NVD website

JSON

To clipboard

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CVE-2021-34471 (GCVE-0-2021-34471)

Vulnerability from cvelistv5 – Published: 2021-08-12 18:11 – Updated: 2024-08-04 00:12

Title

Microsoft Windows Defender Elevation of Privilege Vulnerability

Summary

Microsoft Windows Defender Elevation of Privilege Vulnerability

Severity

7.8 (High)


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

CWE

Elevation of Privilege

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-08-10 07:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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        "providerMetadata": {
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CVE-2021-34464 (GCVE-0-2021-34464)

Vulnerability from cvelistv5 – Published: 2021-07-16 20:19 – Updated: 2024-08-04 00:12

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-07-13 07:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
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        "providerMetadata": {
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CVE-2021-34522 (GCVE-0-2021-34522)

Vulnerability from cvelistv5 – Published: 2021-07-14 17:54 – Updated: 2024-08-04 00:12

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: N/A

Date Public

2021-07-13 07:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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CVE-2021-31985 (GCVE-0-2021-31985)

Vulnerability from cvelistv5 – Published: 2021-06-08 22:46 – Updated: 2024-08-03 23:10

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft

References

2 references

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC
http://packetstormsecurity.com/files/163443/MpEng…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < Version 1.1.18200.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-06-08 07:00

Show details on NVD website

JSON

To clipboard

{
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CVE-2021-31978 (GCVE-0-2021-31978)

Vulnerability from cvelistv5 – Published: 2021-06-08 22:46 – Updated: 2024-08-03 23:10

Title

Microsoft Defender Denial of Service Vulnerability

Summary

Microsoft Defender Denial of Service Vulnerability

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

CWE

Denial of Service

Assigner

microsoft

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < Version 1.1.18200.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-06-08 07:00

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:10:31.460Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31978"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*"
          ],
          "platforms": [
            "Unknown"
          ],
          "product": "Microsoft Malware Protection Engine",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "Version 1.1.18200.3",
              "status": "affected",
              "version": "1.1.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-06-08T07:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Microsoft Defender Denial of Service Vulnerability"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial of Service",
              "lang": "en-US",
              "type": "Impact"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T14:55:48.796Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31978"
        }
      ],
      "title": "Microsoft Defender Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2021-31978",
    "datePublished": "2021-06-08T22:46:40.000Z",
    "dateReserved": "2021-04-30T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:10:31.460Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Search criteria

26 vulnerabilities found for Microsoft Malware Protection Engine by Microsoft

CVE-2026-45584 (GCVE-0-2026-45584)

CVE-2026-41091 (GCVE-0-2026-41091)

CVE-2023-33156 (GCVE-0-2023-33156)

CVE-2023-24860 (GCVE-0-2023-24860)

CVE-2023-23389 (GCVE-0-2023-23389)

CVE-2022-37971 (GCVE-0-2022-37971)

CVE-2022-24548 (GCVE-0-2022-24548)

CVE-2021-42298 (GCVE-0-2021-42298)

CVE-2021-34471 (GCVE-0-2021-34471)

CVE-2021-34464 (GCVE-0-2021-34464)

CVE-2021-34522 (GCVE-0-2021-34522)

CVE-2021-31985 (GCVE-0-2021-31985)

CVE-2021-31978 (GCVE-0-2021-31978)

CVE-2026-45584 (GCVE-0-2026-45584)

CVE-2026-41091 (GCVE-0-2026-41091)

CVE-2023-33156 (GCVE-0-2023-33156)

CVE-2023-24860 (GCVE-0-2023-24860)

CVE-2023-23389 (GCVE-0-2023-23389)

CVE-2022-37971 (GCVE-0-2022-37971)

CVE-2022-24548 (GCVE-0-2022-24548)

CVE-2021-42298 (GCVE-0-2021-42298)

CVE-2021-34471 (GCVE-0-2021-34471)

CVE-2021-34464 (GCVE-0-2021-34464)

CVE-2021-34522 (GCVE-0-2021-34522)

CVE-2021-31985 (GCVE-0-2021-31985)

CVE-2021-31978 (GCVE-0-2021-31978)