CVE-2021-44204

Local privilege escalation via named pipe due to improper access control checks. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://security-advisory.acronis.com/advisories/SEC-2355	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:acronis:true_image:2021:::::-::
	cpe:2.3:a:acronis:true_image:2021:update_1::::windows::*
	cpe:2.3:a:acronis:true_image:2021:update_2::::windows::*
	cpe:2.3:a:acronis:true_image:2021:update_3::::windows::*
	cpe:2.3:a:acronis:true_image:2021:update_4::::windows::*
	cpe:2.3:a:acronis:true_image:2021:update_5::::windows::*

Configuration 2 (hide)

AND

OR	cpe:2.3:a:acronis:agent::::::::
	cpe:2.3:a:acronis:cyber_protect:15:-::::::
	cpe:2.3:a:acronis:cyber_protect:15:update1::::::
	cpe:2.3:a:acronis:cyber_protect:15:update2::::::
	cpe:2.3:a:acronis:cyber_protect_home_office:-:::::::*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-02-04 23:15

Updated : 2022-08-09 00:39

NVD link : CVE-2021-44204

Mitre link : CVE-2021-44204

CVE.ORG link : CVE-2021-44204

JSON object : View

Products Affected

acronis

cyber_protect
agent
true_image
cyber_protect_home_office

microsoft

windows

CWE

NVD-CWE-Other CWE-285

Improper Authorization

{"id": "CVE-2021-44204", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2022-02-04T23:15:12.013", "references": [{"url": "https://security-advisory.acronis.com/advisories/SEC-2355", "tags": ["Vendor Advisory"], "source": "security@acronis.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}, {"type": "Secondary", "source": "security@acronis.com", "description": [{"lang": "en", "value": "CWE-285"}]}], "descriptions": [{"lang": "en", "value": "Local privilege escalation via named pipe due to improper access control checks. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287"}, {"lang": "es", "value": "Una escalada de privilegios local por medio de una tuber\u00eda con nombre debido a comprobaciones de control de acceso inapropiadas. Los siguientes productos est\u00e1n afectados: Acronis Cyber Protect 15 (Windows) versiones anteriores a la compilaci\u00f3n 28035, Acronis Agent (Windows) versiones anteriores a la compilaci\u00f3n 27147, Acronis Cyber Protect Home Office (Windows) versiones anteriores a la compilaci\u00f3n 39612, Acronis True Image 2021 (Windows) versiones anteriores a la compilaci\u00f3n 39287"}], "lastModified": "2022-08-09T00:39:49.027", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:acronis:true_image:2021:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "7DC81A5D-044A-44EF-8695-748A63778291"}, {"criteria": "cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "B1CFEB0F-588B-4B88-9169-4ADB6396C1C5"}, {"criteria": "cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "54BE6067-0357-4C68-AA06-CB5EEA3DD86F"}, {"criteria": "cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "02D1EBBC-47EE-4C46-AA69-DD0B7DE1B173"}, {"criteria": "cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "0CF1A7BF-9B93-4D7C-BCD8-30DEF789B46B"}, {"criteria": "cpe:2.3:a:acronis:true_image:2021:update_5:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "B55B6ED7-C602-4C7B-88C5-B0499D61EB1E"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "85D71339-7F19-41DC-B6D2-BF776F472EE1", "versionEndExcluding": "c21.06"}, {"criteria": "cpe:2.3:a:acronis:cyber_protect:15:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "89899D10-1343-4276-919A-9C1DF2DB8B55"}, {"criteria": "cpe:2.3:a:acronis:cyber_protect:15:update1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A77B2499-B3A4-4278-BA0D-59AB59C60352"}, {"criteria": "cpe:2.3:a:acronis:cyber_protect:15:update2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BAF6A576-C320-4550-B7F8-4FCAE82FB06A"}, {"criteria": "cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8418AF63-E280-4CE2-8E5C-DCD00ABE6557"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@acronis.com"}

7.8 /10