Dovecot JSON Encoder Denial of Service Vulnerability

Dovecot JSON Encoder Denial of Service Vulnerability

CVE-2019-10691 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.

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