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7.8
CVSSv3

CVE-2021-45338

Published: 27/12/2021 Updated: 12/07/2022
CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 641
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

Multiple privilege escalation vulnerabilities in Avast Antivirus before 20.4 allow a local user to gain elevated privileges by calling unnecessarily powerful internal methods of the main antivirus service which could lead to the (1) arbitrary file delete, (2) write and (3) reset security.

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References

NVD-CWE-Otherhttps://github.com/the-deniss/Vulnerability-Disclosures/tree/main/CVE-2021-AVST1.2https://github.com/the-deniss/Vulnerability-Disclosures/tree/main/CVE-2021-AVST1.3https://github.com/the-deniss/Vulnerability-Disclosures/tree/main/CVE-2021-AVST1.1https://www.avast.com/hacker-hall-of-fame/en/researcher-david-eade-reports-antitrack-bug-to-avast-0https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
encryptionCVE-2024-4331CVE-2024-26925arbitrary codeCVE-2006-4304CVE-2024-25458CVE-2024-27077reflected XSSCVE-2024-4059
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