Buffer overflow in Middleware Common Libraries and Tools

Published: 2022-04-22
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-30129
Exploitation vector Network
Public exploit N/A
Vulnerable software
Middleware Common Libraries and Tools
Server applications / Other server solutions

Vendor Oracle

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU56931

Risk: Medium


CVE-ID: CVE-2021-30129

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the sshd-core of Apache Mina SSHD. A remote attacker can send specially crafted requests to the server, trigger buffer overflow and perform a denial of service (DoS) attack.


Install update from vendor's website.

Vulnerable software versions

Middleware Common Libraries and Tools: -

CPE2.3 External links


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?