CVE-2021-30129: Buffer Overflow in Apache Mina SSHD

CVE-2021-30129 · Severity: low · CVSS 3.1 · Published 2021-08-02

Buffer Overflow in Apache Mina SSHD

Technologies: org.apache.sshd:sshd-core (Maven). Vendors: Maven.

Quick answers

Is CVE-2021-30129 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-30129 being exploited in the wild.
How severe is CVE-2021-30129?
Low severity, with a CVSS score of 3.1, published 2 August 2021.
Which products and versions are affected?
org.apache.sshd:sshd-core (Maven) ECOSYSTEM:introduced=2.0.0,fixed=2.7.0; org.apache.sshd:sshd-mina (Maven) ECOSYSTEM:introduced=2.0.0,fixed=2.7.0.
Is there a fix for CVE-2021-30129?
Yes. org.apache.sshd:sshd-core (Maven): upgrade to 2.7.0 or later; org.apache.sshd:sshd-mina (Maven): upgrade to 2.7.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-30129?
Check whether you run org.apache.sshd:sshd-core (Maven) or org.apache.sshd:sshd-mina (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • org.apache.sshd:sshd-core (Maven): upgrade to 2.7.0 or later
    # set org.apache.sshd:sshd-core to 2.7.0 in your pom.xml or build.gradle
  • org.apache.sshd:sshd-mina (Maven): upgrade to 2.7.0 or later
    # set org.apache.sshd:sshd-mina to 2.7.0 in your pom.xml or build.gradle

Affected products

  • org.apache.sshd:sshd-core (Maven) ECOSYSTEM:introduced=2.0.0,fixed=2.7.0
  • org.apache.sshd:sshd-mina (Maven) ECOSYSTEM:introduced=2.0.0,fixed=2.7.0

Identifiers

  • CVE-2021-30129
  • GHSA-9279-7hph-r3xw

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