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Mend.io Vulnerability Database

CVE-2024-39894

Good to know:

Date: July 1, 2024

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.

Language: C

Severity Score

7.5

Related Resources (12)

Url: https://nvd.nist.gov/vuln/detail/CVE-2024-39894

Url: https://security.netapp.com/advisory/ntap-20240712-0004/

Url: http://www.openwall.com/lists/oss-security/2024/07/23/4

Url: https://www.openwall.com/lists/oss-security/2024/07/02/1

Url: http://www.openwall.com/lists/oss-security/2024/07/28/3

Url: http://www.openwall.com/lists/oss-security/2024/07/03/6

Url: http://www.openwall.com/lists/oss-security/2024/07/23/6

Url: https://news.ycombinator.com/item?id=41508530

Url: https://lists.mindrot.org/pipermail/openssh-unix-announce/2024-July/000158.html

Url: https://crzphil.github.io/posts/ssh-obfuscation-bypass/

Url: https://www.openssh.com/txt/release-9.8

Url: https://www.mend.io/vulnerability-database/CVE-2024-39894

Severity Score

7.5

Weakness Type (CWE)

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-367

Top Fix

Upgrade Version

Upgrade to version V_9_8_P1

Learn More

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

Mend.io Vulnerability Database

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CVE-2024-39894

Good to know:

Date: July 1, 2024

Language: C

Severity Score

Related Resources (12)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

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