CVE-2023-25160

IDOR Vulnerability in Nextcloud Mail

CVSS 4.1 MEDIUMEPSS 0.5%CWE-639

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.1EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

13 Feb 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

nextcloud · security-advisories

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/nextcloud/mail/pull/7740 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-m45f-r5gh-h6cx https://hackerone.com/reports/1784681