Is CVE-2022-31131 in the CISA KEV catalog?

No. CVE-2022-31131 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-31131?

CVE-2022-31131 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2022-31131?

CVE-2022-31131 has an EPSS score of 0.72% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-31131?

Upgrade nextcloud mail to 1.12.2 or later.

CVE & CISA-KEV Catalog

CVE-2022-31131

MEDIUM

5.4

CVSS v3

NVD

Description

Nextcloud mail is a Mail app for the Nextcloud home server product. Versions of Nextcloud mail prior to 1.12.2 were found to be missing user account ownership checks when performing tasks related to mail attachments. Attachments may have been exposed to incorrect system users. It is recommended that the Nextcloud Mail app is upgraded to 1.12.2. There are no known workarounds for this issue. ### Workarounds No workaround available ### References * Pull request * HackerOne ### For more information If you have any questions or comments about this advisory: * Create a post in nextcloud/security-advisories * Customers: Open a support ticket at support.nextcloud.com

CWE-287Improper Authentication CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available

nextcloud mailNVD

Affected:< 1.12.2Fixed in:1.12.2CVE-2022-31131derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.72%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Patch2

Exploit1

github.com

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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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.