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CVE-2017-14230

29
FAUCET Score

CVE-2017-14230 is a critical vulnerability affecting Cyrus IMAP versions prior to 3.0.4, stemming from an off-by-one error in the mboxlist_do_find function. This flaw, triggered by a specific LIST command, can lead to the use of uninitialized memory. With a CVSS score of 9.1, it poses a high risk of remote information disclosure or denial of service due to daemon crashes, requiring no user interaction or complex attack vectors. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.3CPE matchmatch criteria
cpe:2.3:a:cyrus:imap:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.18%
Probability of exploitation in next 30 days
EPSS Percentile
80.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0218 is in the 70th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2017-14230Moderate

cyrus-imapd: Off-by-one error in prefix calculation in the mboxlist_do_find function

Aug 31, 2017

References

github.com / cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79
Issue TrackingPatchThird Party Advisory
github.com / cyrusimap/cyrus-imapd/issues/2132
Issue TrackingThird Party Advisory
lists.andrew.cmu.edu / pipermail/cyrus-announce/2017-September/000145.html
Third Party Advisory
cyrusimap.org / imap/download/release-notes/3.0/x/3.0.4.html
Release NotesThird Party Advisory