Vulnerability Description
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 trigger a shutdown via RPC from a Low Integrity process via TempShutDownMachine.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Avast | Antivirus | < 20.0 |
| Microsoft | Windows | - |
References
- https://forum.avast.com/index.php?topic=232420.0Release NotesVendor Advisory
- https://forum.avast.com/index.php?topic=232423.0Release NotesVendor Advisory
- https://github.com/umarfarook882/Avast_Multiple_Vulnerability_Disclosure/blob/maExploitThird Party Advisory
- https://forum.avast.com/index.php?topic=232420.0Release NotesVendor Advisory
- https://forum.avast.com/index.php?topic=232423.0Release NotesVendor Advisory
- https://github.com/umarfarook882/Avast_Multiple_Vulnerability_Disclosure/blob/maExploitThird Party Advisory
FAQ
What is CVE-2020-10863?
CVE-2020-10863 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 trigger a shutdown via RPC from a Low Inte...
How severe is CVE-2020-10863?
CVE-2020-10863 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-10863?
Check the references section above for vendor advisories and patch information. Affected products include: Avast Antivirus, Microsoft Windows.