Avast Antivirus up to 19 TaskEx Library AvastSvc.exe inclusion of functionality from untrusted control sphere

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Avast Antivirus up to 19. It has been declared as critical. Affected by this issue is some unknown functionality of the file AvastSvc.exe of the component TaskEx Library. Such manipulation leads to inclusion of functionality from untrusted control sphere. This vulnerability is listed as CVE-2020-10865. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Avast Antivirus up to 19 (Anti-Malware Software). It has been rated as critical. Affected by this issue is some unknown processing of the file AvastSvc.exe of the component TaskEx Library. The manipulation with an unknown input leads to a inclusion of functionality from untrusted control sphere vulnerability. Using CWE to declare the problem leads to CWE-829. The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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 make arbitrary changes to the Components section of the Stats.ini file via RPC from a Low Integrity process.

The weakness was presented 04/01/2020. This vulnerability is handled as CVE-2020-10865 since 03/23/2020. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

Upgrading to version 20 eliminates this vulnerability.

See VDB-152651, VDB-152650, VDB-152647 and VDB-152646 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Inclusion of functionality from untrusted control sphere
CWE: CWE-829
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Antivirus 20

Timelineinfo

03/23/2020 🔍
04/01/2020 +9 days 🔍
04/02/2020 +1 days 🔍
05/13/2024 +1502 days 🔍

Sourcesinfo

Advisory: forum.avast.com
Status: Not defined

CVE: CVE-2020-10865 (🔍)
GCVE (CVE): GCVE-0-2020-10865
GCVE (VulDB): GCVE-100-152648
See also: 🔍

Entryinfo

Created: 04/02/2020 13:06
Updated: 05/13/2024 07:52
Changes: 04/02/2020 13:06 (39), 04/02/2020 13:11 (18), 05/13/2024 07:52 (18)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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