CVE-2023-25160

Summary

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.

Affected Software

VendorProductVersion RangeStatus
nextcloudsecurity-advisories< 1.11.8affected
nextcloudsecurity-advisories>= 1.12.0, < 1.12.9affected
nextcloudsecurity-advisories>= 1.13.0, < 1.14.5affected
nextcloudsecurity-advisories>= 2.0.0, < 2.2.1affected

Weaknesses

  • CWE-639: CWE-639: Authorization Bypass Through User-Controlled Key

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References