CVE-2024-27674 - Vulnerability Details - OpenCVE

Macro Expert through 4.9.4 allows BUILTIN\Users:(OI)(CI)(M) access to the "%PROGRAMFILES(X86)%\GrassSoft\Macro Expert" folder and thus an unprivileged user can escalate to SYSTEM by replacing the MacroService.exe binary.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Macro-expert	Macro Expert
Macroexpert	Macroexpert

Configuration 1 [-]

cpe:2.3:a:macro-expert:macro_expert:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/Alaatk/CVE-2024-27674/tree/main
https://www.macro-expert.com/

History

Fri, 30 Jan 2026 21:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Macro-expert Macro-expert macro Expert
CPEs		cpe:2.3:a:macro-expert:macro_expert::::::::
Vendors & Products		Macro-expert Macro-expert macro Expert

Mon, 28 Oct 2024 15:00:00 +0000

Type	Values Removed	Values Added
Weaknesses	CWE-277

Mon, 28 Oct 2024 14:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Macroexpert Macroexpert macroexpert
Weaknesses		CWE-276
CPEs		cpe:2.3:a:macroexpert:macroexpert::::::::
Vendors & Products		Macroexpert Macroexpert macroexpert
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 27 Aug 2024 15:00:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-277
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-04-03T00:00:00

Updated: 2024-10-28T13:57:54.101Z

Reserved: 2024-02-26T00:00:00

Link: CVE-2024-27674

Vulnrichment

Updated: 2024-08-02T00:34:52.475Z

NVD

Status : Analyzed

Published: 2024-04-03T17:15:55.710

Modified: 2026-01-30T21:01:08.850

Link: CVE-2024-27674

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2024-27674", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-10-28T13:57:54.101Z", "dateReserved": "2024-02-26T00:00:00", "datePublished": "2024-04-03T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-04-03T17:00:20.479352"}, "descriptions": [{"lang": "en", "value": "Macro Expert through 4.9.4 allows BUILTIN\\Users:(OI)(CI)(M) access to the \"%PROGRAMFILES(X86)%\\GrassSoft\\Macro Expert\" folder and thus an unprivileged user can escalate to SYSTEM by replacing the MacroService.exe binary."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.macro-expert.com/"}, {"url": "https://github.com/Alaatk/CVE-2024-27674/tree/main"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:34:52.475Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.macro-expert.com/", "tags": ["x_transferred"]}, {"url": "https://github.com/Alaatk/CVE-2024-27674/tree/main", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-276", "lang": "en", "description": "CWE-276 Incorrect Default Permissions"}]}], "affected": [{"vendor": "macroexpert", "product": "macroexpert", "cpes": ["cpe:2.3:a:macroexpert:macroexpert:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "4.9.4", "versionType": "custom"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-04-03T19:37:16.126072Z", "id": "CVE-2024-27674", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-28T13:57:54.101Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.macro-expert.com/", "tags": ["x_transferred"]}, {"url": "https://github.com/Alaatk/CVE-2024-27674/tree/main", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:34:52.475Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2024-27674", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-04-03T19:37:16.126072Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:macroexpert:macroexpert:*:*:*:*:*:*:*:*"], "vendor": "macroexpert", "product": "macroexpert", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "4.9.4"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-276", "description": "CWE-276 Incorrect Default Permissions"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-27T13:56:33.175Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://www.macro-expert.com/"}, {"url": "https://github.com/Alaatk/CVE-2024-27674/tree/main"}], "descriptions": [{"lang": "en", "value": "Macro Expert through 4.9.4 allows BUILTIN\\Users:(OI)(CI)(M) access to the \"%PROGRAMFILES(X86)%\\GrassSoft\\Macro Expert\" folder and thus an unprivileged user can escalate to SYSTEM by replacing the MacroService.exe binary."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-04-03T17:00:20.479352"}}}, "cveMetadata": {"cveId": "CVE-2024-27674", "state": "PUBLISHED", "dateUpdated": "2024-10-28T13:57:54.101Z", "dateReserved": "2024-02-26T00:00:00", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2024-04-03T00:00:00", "assignerShortName": "mitre"}, "dataVersion": "5.1"}