8 matches found
CVE-2026-33603
A flaw was found in Dovecot. An attacker, positioned as a Man-in-the-Middle MITM between Dovecot and a client, can exploit a specially crafted base64 exchange to fake SCRAM TLS channel binding. This allows the attacker to eavesdrop on communications between Dovecot and the client, leading to...
CVE-2026-6665
The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow...
CVE-2026-6665
The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow...
EUVD-2026-28877
The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow...
EUVD-2026-16563
Dovecot OTP authentication is vulnerable to replay attack under specific conditions. If auth cache is enabled, and username is altered in passdb, then OTP credentials can be cached so that same OTP reply is valid. An attacker able to observe an OTP exchange is able to log in as the user. If...
ALPINE-CVE-2026-27855
Dovecot OTP authentication is vulnerable to replay attack under specific conditions. If auth cache is enabled, and username is altered in passdb, then OTP credentials can be cached so that same OTP reply is valid. An attacker able to observe an OTP exchange is able to log in as the user. If...
CVE-2026-27855
Dovecot OTP authentication is vulnerable to a replay attack under specific conditions: if auth cache is enabled and the username is altered in passdb, OTP credentials can be cached so that the same OTP response remains valid. An attacker who observes an OTP exchange can log in as the targeted use...
UBUNTU-CVE-2026-27855
Dovecot OTP authentication is vulnerable to replay attack under specific conditions. If auth cache is enabled, and username is altered in passdb, then OTP credentials can be cached so that same OTP reply is valid. An attacker able to observe an OTP exchange is able to log in as the user. If...