An issue was discovered in the Login Password feature of the Password Manager component in Avast Antivirus 20.1.5069.562. An entered password continues to be stored in Windows main memory after a logout, and after a Lock Vault operation.
CVE-2020-15024
This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 84% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.5
- EG Score
- 5.5(medium)
- EPSS
- 24.2%
- KEV
- Not listed
Published
September 10, 2020
Last Modified
November 21, 2024
References (2)
- cve@mitrehttp://nestedif.com/avast-antivirus-password-manager-vulnerability-improper-session-handling-leading-to-information-disclosure-advisory/
- af854a3a-2127-422b-91ae-364da2661108http://nestedif.com/avast-antivirus-password-manager-vulnerability-improper-session-handling-leading-to-information-disclosure-advisory/
Weakness Classification(3)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 45× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:24 UTCEPSS rescore
- 2026-07-09 19:06 UTCEPSS rescore
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- 2026-06-23 21:31 UTCEPSS rescore
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- 2026-06-22 14:23 UTCEPSS rescore
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- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-05-29 13:42 UTCEPSS rescore
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- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-27 13:39 UTCEPSS rescore
- 2026-05-26 23:18 UTCEG score recompute
- 2026-05-26 23:18 UTCGHSA enrichment
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-23 06:31 UTCOSV refresh
Related CVEs(same CWE)
Same CWE
10 shownCWE-522
- CVE-2013-7055EG 9.8EPSS 93%CRITICAL
- CVE-2013-7052EG 9.8EPSS 98%CRITICAL
- CVE-2014-3445EG 9.8EPSS 92%CRITICAL
- CVE-2014-5381EG 9.8EPSS 93%CRITICAL
- CVE-2014-5093EG 9.8CRITICAL
- CVE-2016-4401EG 9.8CRITICAL
- CVE-2018-1000627EG 9.8CRITICAL
- CVE-2018-1000851EG 9.8CRITICAL
- CVE-2017-16714EG 9.8CRITICAL
- CVE-2017-7933EG 9.8CRITICAL
Frequently asked(5)
What is CVE-2020-15024?
When was CVE-2020-15024 disclosed?
Is CVE-2020-15024 actively exploited?
What is the CVSS score of CVE-2020-15024?
How do I remediate CVE-2020-15024?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2020-15024
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