CVE-2021-30129

DoS/OOM leak vulnerability in Apache Mina SSHD Server

Description

A vulnerability in sshd-core of Apache Mina SSHD allows an attacker to overflow the server causing an OutOfMemory error. This issue affects the SFTP and port forwarding features of Apache Mina SSHD version 2.0.0 and later versions. It was addressed in Apache Mina SSHD 2.7.0

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.28%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Mina SSHD
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread.html/r6d4f78e192a0c8eabd671a018da464024642980ecd24096bde6db36f%40%3Cusers.mina.apache.org%3E vendor advisory mailing list
https://lists.apache.org/thread.html/red01829efa2a8c893c4baff4f23c9312bd938543a9b8658e172b853b%40%3Cannounce.apache.org%3E mailing list
http://www.openwall.com/lists/oss-security/2021/07/12/1 third party advisory mailing list
https://www.oracle.com/security-alerts/cpuapr2022.html third party advisory patch
https://www.oracle.com/security-alerts/cpujul2022.html

Frequently Asked Questions

What is the severity of CVE-2021-30129?
CVE-2021-30129 has been scored as a medium severity vulnerability.
How to fix CVE-2021-30129?
To fix CVE-2021-30129, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30129 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-30129 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30129?
CVE-2021-30129 affects Apache Software Foundation Apache Mina SSHD.
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