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CVE-2021-41067

HIGHCVSS 7.5/10EPSS 0.56%

Last modified

CVE-2021-41067 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in Listary through 6. Improper implementation of the update process leads to the download of software updates with a /check-update HTTP-based connection. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

An issue was discovered in Listary through 6. Improper implementation of the update process leads to the download of software updates with a /check-update HTTP-based connection. This can be exploited with MITM techniques. Together with the lack of package validation, it can lead to manipulation of update packages that can cause an installation of malicious content.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
0.56%

42.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ListaryListary<= 6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-41067?
An issue was discovered in Listary through 6. Improper implementation of the update process leads to the download of software updates with a /check-update HTTP-based connection. This can be exploited with MITM techniques. Together with the lack of package validation, it can lead to manipulation of update packages that can cause an installation of malicious content.
How severe is CVE-2021-41067?
CVE-2021-41067 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2021-41067?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41067?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST