CVE-2018-1000809 is an Improper Input Validation vulnerability affecting privacyIDEA versions 2.23.1 and earlier, specifically within its token validation API. This flaw allows an unauthenticated attacker to trigger a Denial-of-Service by sending a crafted HTTP request to the /validate/check URL. Rated 7.5 HIGH on CVSS, the attack is network-based, low complexity, and has a high impact on availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.23.1CPE matchmatch criteria | cpe:2.3:a:privacyidea:privacyidea:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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