How severe is CVE-2018-12572?

CVE-2018-12572 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-12572 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12572?

CVE-2018-12572 affects Avast Free Antivirus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12572?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-12572 published?

CVE-2018-12572 was published on 2019-03-21 and last updated on 2026-06-17.

CVE-2018-12572

CVE-2018-12572 is a high-severity vulnerability in Avast Free Antivirus with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-312.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 2.1
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Avast Free Antivirus
Published: 2019-03-21
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2018-12572?: 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.
How severe is CVE-2018-12572?: CVE-2018-12572 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-12572 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12572?: CVE-2018-12572 affects Avast Free Antivirus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12572?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-12572 published?: CVE-2018-12572 was published on 2019-03-21 and last updated on 2026-06-17.

References

http://packetstormsecurity.com/files/151590/Avast-Anti-Virus-Local-Credential-Disclosure.html

Affected products (1)

cpe:2.3:a:avast:free_antivirus:*:*:*:*:*:*:*:*

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