Is CVE-2021-31865 in the CISA KEV catalog?

No. CVE-2021-31865 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-31865?

CVE-2021-31865 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2021-31865?

CVE-2021-31865 has an EPSS score of 1.13% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-31865?

Upgrade redmine on debian 12 to 5.0.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2021-31865

MEDIUM

5.3

CVSS v3

NVD

Description

Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows users to circumvent the allowed filename extensions of uploaded attachments.

How to fix

Remediation Available

redmineDebian

Fixed in:5.0.0-1CVE-2021-31865

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.13%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

lists.debian.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.