CVE-2024-39894
HIGH
7.5
CVSS Score
Published: July 2, 2024 at 12:00 AM UTC
Updated: June 17, 2026 at 07:42 AM UTC
1 product affected across 1 vendorOpenSSH
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit
Description
OpenSSH 9.5 through 9.7 before 9.8 sometimes allows timing attacks against echo-off password entry (e.g., for su and Sudo) because of an ObscureKeystrokeTiming logic error. Similarly, other timing attacks against keystroke entry could occur.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (12)
SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.5HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusDEFERRED
CWE
CWE-367
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