CVE-2006-4924
sshd in OpenSSH before 4.4, when using the version 1 SSH protocol, allows remote attackers to cause a denial of service (CPU consumption) via an SSH packet...
- Published
- Sep 27, 2006
- Updated
- Aug 7, 2024
- Assigning CNA
- redhat
- Evidence observed
- Sep 27, 2006
Primary CVSS
nvd · CVSS 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:CModerate · next 30 days
- Percentile
- 98.5%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
sshd in OpenSSH before 4.4, when using the version 1 SSH protocol, allows remote attackers to cause a denial of service (CPU consumption) via an SSH packet that contains duplicate blocks, which is not properly handled by the CRC compensation attack detector.
Sources
1Tavis Ormandy · multiple · Sep 27, 2006
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