Is CVE-2021-32801 in the CISA KEV catalog?

No. CVE-2021-32801 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-32801?

CVE-2021-32801 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-32801?

CVE-2021-32801 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-32801?

Upgrade nextcloud server to 22.1.0 or later.

CVE & CISA-KEV Catalog

CVE-2021-32801

MEDIUM

5.5

CVSS v3

NVD

Description

Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug.

CWE-532

How to fix

Remediation Available

nextcloud serverNVD

Affected:>= 22.0.0, < 22.1.0Fixed in:22.1.0CVE-2021-32801derived from NVD

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

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

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Third-Party Advisory4

Related Vulnerabilities

Other CWE-532 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-1622	Medium	5.3	79%	-	-
CVE-2020-35234	High	7.5	63%	-	Fix
CVE-2023-43261	High	7.5	60%	-	Fix
CVE-2024-20440	High	7.5	51%	-	-
CVE-2018-3609	High	8.1	22%	-	-
CVE-2018-8719	Medium	5.3	16%	-	-

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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.