Vulnerability · Published Mar 25, 2024 · Assigned by wolfSSL

CVE-2024-2873User authentication bypass in wolfSSH server

Critical 9.1

In plain English

A critical-severity improper authentication in wolfSSH from wolfSSL Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.1)9.1Critical
Exploit odds (30 days)0.6%top 49.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in wolfSSH's server-side state machine before versions 1.4.17. A malicious client could create channels without first performing user authentication, resulting in unauthorized access.

Affected products (as reported)

VendorProductVersions
wolfSSL Inc. wolfSSH 0 – through v1.4.16

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References