CVE-2018-0683

Name: CVE-2018-0683
Creator: NVD / NIST
Published: 2018-11-15T15:29:00.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.58%

Last modified Jun 17, 2026

CVE-2018-0683 is a vulnerability of currently unknown severity. Buffer overflow in Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) allows remote attackers to execute arbitrary code or cause a denial-of-service (DoS) condition via Cookie data.. EPSS estimates a 3.58% chance of exploitation in the next 30 days.

Description

Buffer overflow in Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) allows remote attackers to execute arbitrary code or cause a denial-of-service (DoS) condition via Cookie data.

Metrics

EPSS Probability

3.58%

87.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Neo	Debun Imap	<= 3.3i_r4.0
Neo	Debun Pop	<= 3.3p_r4.0

References

http://jvn.jp/en/jp/JVN00344155/index.htmlThird Party Advisory
https://www.denbun.com/en/imap/support/security/181003.htmlVendor Advisory
https://www.denbun.com/en/pop/support/security/181003.htmlVendor Advisory
http://jvn.jp/en/jp/JVN00344155/index.htmlThird Party Advisory
https://www.denbun.com/en/imap/support/security/181003.htmlVendor Advisory
https://www.denbun.com/en/pop/support/security/181003.htmlVendor Advisory

Timeline

Published: Nov 15, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0683?

How severe is CVE-2018-0683?

Severity scoring for CVE-2018-0683 is pending analysis. The EPSS model estimates a 3.58% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0683?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0683?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST