Vulnerability Report

CVE-2017-14230

Title: Cyrus Imap Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2017-14230.

CWE Category CWE-20

Published Date Sep 10, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 9.1 CVSS v3.0

Exploit Probability (EPSS)

0.88%

Vulnerability Summary

CVE-2017-14230: 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.

Impacted Vendors

university_of_washington 1

cyrus 1

Reference Links

https://github.com/cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79 https://github.com/cyrusimap/cyrus-imapd/issues/2132 https://lists.andrew.cmu.edu/pipermail/cyrus-announce/2017-September/000145.html https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.4.html https://github.com/cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79 https://github.com/cyrusimap/cyrus-imapd/issues/2132 https://lists.andrew.cmu.edu/pipermail/cyrus-announce/2017-September/000145.html https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.4.html

CVSS v3.0

Source Entity [email protected]

Severity CRITICAL

9.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.4

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns