CVE-2018-0680 Hardcoded credentials in Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier)

Critical 9.8 Published 15 Nov 2018 Updated 5 Aug 2024

Hard-coded credentials in Denbun mail server allow remote attackers to read/send mail or modify configuration.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-0680?

CVE-2018-0680 is a critical vulnerability in Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier), published on 15 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Denbun by NEOJAPAN Inc. (Denbun POP version V3.3P R4.0 and earlier, Denbun IMAP version V3.3I R4.0 and earlier) uses hard-coded credentials, which may allow remote attackers to read/send mail or change the configuration.

Weakness: CWE-798

Which versions are affected by CVE-2018-0680?

It affects 2 products.

Products include Neo Debun Imap, Neo Debun Pop.

How do I fix CVE-2018-0680?

No fix has been published for CVE-2018-0680 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-0680 being exploited?

There is no known exploitation of CVE-2018-0680 in the wild and no public exploit code.

Sources

Also known as GHSA-wr6g-9267-m7jv.