Buffer Overflow Vulnerability in Denbun by NEOJAPAN Inc.
CVE-2018-0684

9.8CRITICAL

Key Information:

Vendor

Neojapan Inc.

Status
Denbun By Neojapan Inc. (denbun Pop Version V3.3p R3.0 And Earlier, Denbun Imap Version V3.3i R3.0 And Earlier)
Vendor
CVE Published:
15 November 2018

What is CVE-2018-0684?

The vulnerability in Denbun by NEOJAPAN Inc. arises from a buffer overflow in the software, specifically affecting Denbun POP and IMAP versions prior to V3.3P R3.0 and V3.3I R3.0 respectively. This security flaw allows remote attackers to exploit multipart/form-data submissions to execute arbitrary code or trigger a denial-of-service (DoS) condition, posing significant risks to system integrity and availability.

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Affected Version(s)

Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R3.0 and earlier, Denbun IMAP version V3.3I R3.0 and earlier) Denbun POP version V3.3P R3.0 and earlier, Denbun IMAP version V3.3I R3.0 and earlier

References

https://www.denbun.com/en/pop/support/security/181003.html
x_refsource_MISC
http://jvn.jp/en/jp/JVN00344155/index.html
third-party-advisoryx_refsource_JVN
https://www.denbun.com/en/imap/support/security/181003.html
x_refsource_MISC

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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