Is CVE-2014-4366 being actively exploited?

CVE-2014-4366 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-4366?

CVE-2014-4366 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2014-4366

MEDIUM · CVSS 5.0EPSS 2.1%EU EUVD

Mail in Apple iOS before 8 does not prevent sending a LOGIN command to a LOGINDISABLED IMAP server, which allows remote attackers to obtain sensitive cleartext information by sniffing the network.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-255
EPSS score: 2.1% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-4293)
Published: September 18, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-4293 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os
apple / iphone os

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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