CVE-2026-18651 - 389-ds-base: 389-ds-base: sasl plain bind installs connection credentials before account-lock check, allowing continued access as a locked account
CVE ID :CVE-2026-18651
Published : Aug. 3, 2026, 4:16 p.m. | 37 minutes ago
Description :A flaw was found in 389 Directory Server. During SASL PLAIN authentication, the server installs connection-level bind credentials before performing the account-lock check. If the account is subsequently found to be locked, the bind is reported as failed to the client, but the already-installed authenticated state on the connection is not reverted. A client that supplies valid credentials for an account that has been administratively locked can continue to use the same connection with that account's privileges, defeating account lock as an access-revocation control.
Severity: 5.4 | MEDIUM
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Published : Aug. 3, 2026, 4:16 p.m. | 37 minutes ago
Description :A flaw was found in 389 Directory Server. During SASL PLAIN authentication, the server installs connection-level bind credentials before performing the account-lock check. If the account is subsequently found to be locked, the bind is reported as failed to the client, but the already-installed authenticated state on the connection is not reverted. A client that supplies valid credentials for an account that has been administratively locked can continue to use the same connection with that account's privileges, defeating account lock as an access-revocation control.
Severity: 5.4 | MEDIUM
Visit the link for more details, such as CVSS details, affected products, timeline, and more...