CVE-2023-25160

IDOR Vulnerability in Nextcloud Mail

Description

Nextcloud Mail is an email app for the Nextcloud home server platform. Prior to versions 2.2.1, 1.14.5, 1.12.9, and 1.11.8, an attacker can access the mail box by ID getting the subjects and the first characters of the emails. Users should upgrade to Mail 2.2.1 for Nextcloud 25, Mail 1.14.5 for Nextcloud 22-24, Mail 1.12.9 for Nextcloud 21, or Mail 1.11.8 for Nextcloud 20 to receive a patch. No known workarounds are available.

Category

4.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.19%
Vendor Advisory github.com
Affected: nextcloud security-advisories
Published at:
Updated at:

References

Link Tags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-m45f-r5gh-h6cx vendor advisory
https://github.com/nextcloud/mail/pull/7740 patch
https://hackerone.com/reports/1784681 third party advisory permissions required

Frequently Asked Questions

What is the severity of CVE-2023-25160?
CVE-2023-25160 has been scored as a medium severity vulnerability.
How to fix CVE-2023-25160?
To fix CVE-2023-25160, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-25160 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-25160 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-25160?
CVE-2023-25160 affects nextcloud security-advisories.
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