CVE-2020-10867

Q: How do I fix CVE-2020-10867?

Upgrade antivirus to 20.0 or later.

Q: Is CVE-2020-10867 being actively exploited?

Not that we know of. CVE-2020-10867 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.2% is the estimated probability that it will be exploited in the next 30 days. That is higher than 80% of all scored CVEs.

Q: How severe is CVE-2020-10867?

CVE-2020-10867 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2020-10867 affect?

Published advisories record a fix for antivirus (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

CRITICALEPSS 80th pctl

9.8

CVSS v3

NVD

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 bypass intended access restrictions on tasks from an untrusted process, when Self Defense is enabled.

CWE-668

How to fix

Remediation Available

antivirusNVD

Affected:< 20.0Fixed in:20.0CVE-2020-10867derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.16%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Exploit1

github.com

Vendor Advisory2

Related Vulnerabilities

Other CWE-668 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-39952	Critical	9.8	100%	-	Fix
CVE-2017-16597	Critical	9.8	57%	-	-
CVE-2017-16603	High	8.8	54%	-	-
CVE-2024-25153	Critical	9.8	42%	-	Fix
CVE-2022-25236	Critical	9.8	36%	-	Fix
CVE-2017-0215	Medium	5.3	36%	-	-

Common questions

How do I fix CVE-2020-10867?

Upgrade antivirus to 20.0 or later.

Is CVE-2020-10867 being actively exploited?

Not that we know of. CVE-2020-10867 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.2% is the estimated probability that it will be exploited in the next 30 days. That is higher than 80% of all scored CVEs.

How severe is CVE-2020-10867?

CVE-2020-10867 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2020-10867 affect?

Published advisories record a fix for antivirus (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2020-10867

Markdown

[![CVE-2020-10867](https://tridentstack.com/cve/badge/CVE-2020-10867.svg)](https://tridentstack.com/cve/CVE-2020-10867)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-10867"><img src="https://tridentstack.com/cve/badge/CVE-2020-10867.svg" alt="CVE-2020-10867"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.