CVE-2017-14230

critical

Description

In the mboxlist_do_find function in imap/mboxlist.c in Cyrus IMAP before 3.0.4, an off-by-one error in prefix calculation for the LIST command caused use of uninitialized memory, which might allow remote attackers to obtain sensitive information or cause a denial of service (daemon crash) via a 'LIST "" "Other Users"' command.

References

https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.4.html

https://lists.andrew.cmu.edu/pipermail/cyrus-announce/2017-September/000145.html

https://github.com/cyrusimap/cyrus-imapd/issues/2132

https://github.com/cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79

Details

Source: Mitre, NVD

Published: 2017-09-10

Updated: 2017-09-21

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Severity: Critical