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CVE-2024-6387 High

Openssh: regresshion - race condition in ssh allows rce/dos

A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.

Exploit probability 99.5%
Published July 1, 2024
Required by Not available
Last source change August 20, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown

123 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2024-6387

A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.

View original source

05 / REFERENCES

Further evidence