Linux Distros Unpatched Vulnerability : CVE-2026-54411

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Linux-PAM through 1.7.2 contains an observable timing discrepancy CWE-208 in the pamuserdb module's plaintext-password comparison path in...

DEBIAN-CVE-2026-54411

Linux-PAM through 1.7.2 contains an observable timing discrepancy CWE-208 in the pamuserdb module's plaintext-password comparison path in modules/pamuserdb/pamuserdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the...

EUVD-2026-36662

Linux-PAM through 1.7.2 contains an observable timing discrepancy CWE-208 in the pamuserdb module's plaintext-password comparison path in modules/pamuserdb/pamuserdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the...

CVE-2026-54411

Linux-PAM through 1.7.2 contains an observable timing discrepancy CWE-208 in the pamuserdb module's plaintext-password comparison path in modules/pamuserdb/pamuserdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the...

PT-2026-49134

Name of the Vulnerable Software and Affected Versions Linux-PAM versions prior to 1.7.3 Description A timing discrepancy exists in the pam userdb module's plaintext-password comparison path within modules/pam userdb/pam userdb.c. A local or network-adjacent attacker can recover the plaintext...

MGASA-2026-0203 Updated memcached packages fix security vulnerabilities

CVE-2026-47784 In memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by saslserveruserdbcheckpass. CVE-2026-47783 In memcached before 1.6.42, username data for SASL password database authentication has a timing side...

AZL-69835 CVE-2025-30189 affecting package dovecot 2.3.20-1

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

UBUNTU-CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

CVE-2025-30189

CVE-2025-30189 affects Open-Xchange OX Dovecot Pro (and dovecot-based components) where enabling authentication caching causes incorrect caching: multiple users sharing the same cache key leads to the cached entry being reused for subsequent logins. The issue is described in multiple advisories (...

CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

CVE-2025-30189

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted...

SUSE CVE-2017-2669

Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through varexpand to perform %variable expansion. Sending specially crafted %variable fields could result in...

F5 Big-IP Create Administrative User

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require 'unixcrypt' class MetasploitModule 'F5 Big-IP Create Admin User', 'Description' = %q This creates a local user with a username/password and root-level privileges...

Security update for dovecot23 (moderate)

openSUSE Security Update: Security update for dovecot23 Announcement ID: openSUSE-SU-2021:1225-1 Rating: moderate References: 1187418 1187419 1187420 SLE-19970 Cross-References: CVE-2020-28200 CVE-2021-29157 CVSS scores: CVE-2020-28200 NVD : 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L...

DEBIAN-CVE-2017-2669

Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through varexpand to perform %variable expansion. Sending specially crafted %variable fields could result in...

Authentication flaw

Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through varexpand to perform %variable expansion. Sending specially crafted %variable fields could result in...

UBUNTU-CVE-2017-2669

Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through varexpand to perform %variable expansion. Sending specially crafted %variable fields could result in...