CVE-2026-48107 - Russh: Unchecked keyboard-interactive prompt count in client auth path
CVE ID :CVE-2026-48107
Published : June 10, 2026, 8:23 p.m. | 1 hour, 5 minutes ago
Description :Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a malicious SSH server could send a USERAUTH_INFO_REQUEST with an attacker-controlled prompt count, and the client would use that raw count directly in Vec::with_capacity(...) before validating that enough prompt data was actually present in the packet. This issue has been patched in version 0.61.0.
Severity: 0.0 | NA
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Published : June 10, 2026, 8:23 p.m. | 1 hour, 5 minutes ago
Description :Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a malicious SSH server could send a USERAUTH_INFO_REQUEST with an attacker-controlled prompt count, and the client would use that raw count directly in Vec::with_capacity(...) before validating that enough prompt data was actually present in the packet. This issue has been patched in version 0.61.0.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...