What’s Vulnerable › Vulnerabilities

CVE-2018-0686

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-11-15 · updated 2026-06-17
• Weakness: CWE-434

Description

Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) allows remote authenticated attackers to upload and execute any executable files 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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