MEDIUM
CVE-2020-15024
CWE-212Published: September 10, 2020· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
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.
Technical Analysis
CVE-2020-15024 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
avast1 product(s)
antivirus
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
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Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (2)
→
http://nestedif.com/avast-antivirus-password-manager-vulnerability-improper-session-handling-leading-to-information-disclosure-advisory/Third Party Advisory · URL Repurposed
→
http://nestedif.com/avast-antivirus-password-manager-vulnerability-improper-session-handling-leading-to-information-disclosure-advisory/Third Party Advisory · URL Repurposed
Quick Facts
CVE IDCVE-2020-15024
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-212
CISA KEVNo
Affected1 vendor(s)
PublishedSep 10, 2020
Related CVEs (CWE-212)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-15024 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.