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Vulnerability record · CVE-2018-12572 · published 21 March 2019

CVE-2018-12572: Avast free antivirus cleartext storage of sensitive data vulnerability

Avast · Free Antivirus

Avast Free Antivirus prior to 19.1.2360 stores user credentials in memory upon login, which allows local users to obtain sensitive information by dumping AvastUI.exe application memory and parsing the data.

7.8 CVSS 3.0 High EPSS 0.31% · top 78.2% CWE-312 · Cleartext storage of sensitive data
7.8CVSS 3.0 base score, v2 2.1
0.31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Avast Free Antivirus prior to 19.1.2360 stores user credentials in memory upon login, which allows local users to obtain sensitive information by dumping AvastUI.exe application memory and parsing the data.

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/151590/Avast-Anti-Virus-Local-Credential-Disclosure.html ExploitThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/151590/Avast-Anti-Virus-Local-Credential-Disclosure.html ExploitThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-12572), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.