CVE-2018-0682

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-11-15 · updated 2026-06-17

Description

Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) does not properly manage sessions, which allows remote attackers to read/send mail or change the configuration via unspecified vectors.

Affected products

Neo Debun Imap: through 3.3i_r4.0
NEOJAPAN Inc. Denbun POP version V3.3P R4.0 and earlier: through 3.3p_r4.0

References

http://jvn.jp/en/jp/JVN00344155/index.html
https://www.denbun.com/en/imap/support/security/181003.html
https://www.denbun.com/en/pop/support/security/181003.html
http://jvn.jp/en/jp/JVN00344155/index.html
https://www.denbun.com/en/imap/support/security/181003.html
https://www.denbun.com/en/pop/support/security/181003.html

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