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CVE-2020-10185

nvd nist
Published: Mar 5, 2020Modified: Nov 21, 2024

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8.6
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Exploitability: 3.9 / Impact: 4.7
Source: NVD

Description

The sync endpoint in YubiKey Validation Server before 2.40 allows remote attackers to replay an OTP. NOTE: this issue is potentially relevant to persons outside Yubico who operate a self-hosted OTP validation service with a non-default configuration such as an open sync pool; the issue does NOT affect YubiCloud.

Affected (1)

Yubico
1 product
Yubikey One Time Password Validation Server
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Yubikey One Time Password Validation Server
Before 2.40

Related CWEs

CWE-294
Authentication Bypass by Capture-replay
A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

References (6)

Source: cve@mitre.org
Release NotesThird Party Advisory
Source: cve@mitre.org
Source: cve@mitre.org
ExploitVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitVendor Advisory

Timeline

No history available yet.