Signal Handler Race Condition Vulnerability in OpenSSH sshd

CVE-2024-6409
7HIGH

Key Information

Vendor
Red Hat
Status
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Vendor
CVE Published:
8 July 2024

Badges

😄 Trended👾 Exploit Exists📰 News Worthy

Summary

The CVE-2024-6409 vulnerability in OpenSSH's server (sshd) allows for potential remote code execution (RCE) due to a race condition in signal handling within the privilege separation (privsep) child process. It affects OpenSSH versions 8.7 and 8.8, as well as their corresponding portable releases. The vulnerability is more concerning for systems running OpenSSH versions 8.7 and 8.8 and can lead to potential security risks. Although the immediate impact of the vulnerability is reduced due to the privileges of the child process, it still poses a significant risk and requires immediate action to mitigate the potential impact. It is recommended to apply patches, implement configuration adjustments, and increase monitoring for unusual activity. The discovery of this vulnerability highlights the ongoing challenges of maintaining secure software environments, and organizations are urged to apply patches promptly, review their security configurations, and stay informed about the latest vulnerabilities and mitigation strategies.

News Articles

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability started trending.

  • 👾

    Exploit exists.

  • First article discovered by CybersecurityNews

  • Risk change from: null to: 7 - (HIGH)

  • Vulnerability published.

  • Reported to Red Hat.

  • Vulnerability Reserved.

Collectors

NVD DatabaseMitre Database15 News Article(s)
.