What is CVE-2016-4842?

CVE-2016-4842 is a medium-severity vulnerability in Cybozu Mailwise, classified under Information Disclosure. CVSS score: 4.3/10. Published 2017-04-20.

How severe is CVE-2016-4842?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in Cybozu Mailwise

CVE-2016-4842

Cybozu Mailwise before 5.4.0 allows remote attackers to obtain information on when an email is read.

Vulnerability class: Information Disclosure

EPSS: 0.016 (73.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Cybozu Mailwise — versions 5.0.0, 5.0.1, 5.0.4
N/a — versions n/a

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

vultures@jpcert.or.jp (x_refsource_CONFIRM, Vendor Advisory)
vultures@jpcert.or.jp (x_refsource_JVNDB, VDB Entry, Third Party Advisory, third-party-advisory)
vultures@jpcert.or.jp (VDB Entry, Third Party Advisory, x_refsource_JVN, third-party-advisory)
vultures@jpcert.or.jp (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2016-4842?: CVE-2016-4842 is a medium-severity vulnerability in Cybozu Mailwise, classified under Information Disclosure. CVSS score: 4.3/10. Published 2017-04-20.
How severe is CVE-2016-4842?: Medium severity. CVSS v3 base score is 4.3 out of 10.