CVE-2020-10867

An issue was discovered in Avast Antivirus before 20. The aswTask RPC endpoint for the TaskEx library in the Avast Service (AvastSvc.exe) allows attackers to bypass intended access restrictions on tasks from an untrusted process, when Self Defense is enabled.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://forum.avast.com/index.php?topic=232420.0	Release Notes Vendor Advisory
https://forum.avast.com/index.php?topic=232423.0	Release Notes Vendor Advisory
https://github.com/umarfarook882/Avast_Multiple_Vulnerability_Disclosure/blob/master/README.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*

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

History

No history.

Information

Published : 2020-04-01 18:15

Updated : 2023-12-10 13:27

NVD link : CVE-2020-10867

Mitre link : CVE-2020-10867

CVE.ORG link : CVE-2020-10867

JSON object : View

Products Affected

microsoft

windows

avast

antivirus

CWE

CWE-668

Exposure of Resource to Wrong Sphere

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