Buffer Overflow Vulnerability in Denbun by NEOJAPAN Inc.
CVE-2018-0683

9.8CRITICAL

Key Information:

Vendor

Neojapan Inc.

Status
Denbun By Neojapan Inc. (denbun Pop Version V3.3p R4.0 And Earlier, Denbun Imap Version V3.3i R4.0 And Earlier)
Vendor
CVE Published:
15 November 2018

What is CVE-2018-0683?

A buffer overflow vulnerability exists in Denbun products developed by NEOJAPAN Inc. Specifically, Denbun POP version V3.3P R4.0 and earlier and Denbun IMAP version V3.3I R4.0 and earlier are susceptible to this flaw. Attackers could exploit this vulnerability by sending crafted Cookie data, which may allow them to execute arbitrary code remotely or cause a denial-of-service (DoS) condition. Implementing security updates and monitoring system logs can help mitigate the risks associated with this vulnerability.

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Affected Version(s)

Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 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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