CVE-2026-54411 Linux-PAM pam_userdb Observable Timing Discrepancy in Plaintext Password Comparison

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...

CVE-2017-20240

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

UBUNTU-CVE-2017-20240

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

EUVD-2017-18978

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

CVE-2017-20240

CVE-2017-20240 affects Crypt::PBKDF2 for Perl, with versions before 0.261630 vulnerable to timing attacks due to using Perl’s built-in eq comparison. Discrepancies in timing could reveal information about the derived key. Affected software: Crypt::PBKDF2 prior to 0.261630. Root cause: insecure eq...

CVE-2017-20240 Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

CVE-2017-20240

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

CVE-2017-20240 Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks

Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key...

PT-2026-48869

Name of the Vulnerable Software and Affected Versions Crypt::PBKDF2 versions prior to 0.261630 Description Certain versions are susceptible to timing attacks because they utilize Perl's built-in eq comparison. This allows discrepancies in timing to be used to guess the underlying derived-key...

Linux Distros Unpatched Vulnerability : CVE-2017-20240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing coul...

FreeBSD : Erlang/OTP -- timing-based username enumeration in SSH password authentication (d87e7df5-64d4-11f1-ab11-4c526214c986)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the d87e7df5-64d4-11f1-ab11-4c526214c986 advisory. https://github.com/erlang/otp/security/advisories/GHSA-3w6p-vwhf-wvp4 reports: A timing-based username...

CVE-2026-48011

Shopware is an open commerce platform. Prior to versions 6.6.10.18 and 6.7.10.1, an attacker is able to enumerate the usernames of administrator users by performing a timing attack. Versions 6.6.10.18 and 6.7.10.1 fix the issue...

Timing Attack

Overview shopware/core is a Shopware platform is the core for all Shopware ecommerce products. Affected versions of this package are vulnerable to Timing Attack through the getUserEntityByUserCredentials subroutine during authentication in the admin panel. An attacker can determine valid...

CVE-2026-48011 Shopware: Timing-attack on admin panel allowing enumeration of administrator usernames

Shopware is an open commerce platform. Prior to versions 6.6.10.18 and 6.7.10.1, an attacker is able to enumerate the usernames of administrator users by performing a timing attack. Versions 6.6.10.18 and 6.7.10.1 fix the issue...

EUVD-2026-36120

Shopware is an open commerce platform. Prior to versions 6.6.10.18 and 6.7.10.1, an attacker is able to enumerate the usernames of administrator users by performing a timing attack. Versions 6.6.10.18 and 6.7.10.1 fix the issue...

CVE-2026-48011

Summary of CVE-2026-48011 (Shopware) : A timing-attack in the admin authentication flow enables an attacker to enumerate administrator usernames. The issue is in the OAuth user lookup path (UserRepository::getUserEntityByUserCredentials). If a username is not found, the code returns quickly; if f...

CVE-2026-48011 Shopware: Timing-attack on admin panel allowing enumeration of administrator usernames

Shopware is an open commerce platform. Prior to versions 6.6.10.18 and 6.7.10.1, an attacker is able to enumerate the usernames of administrator users by performing a timing attack. Versions 6.6.10.18 and 6.7.10.1 fix the issue...

CVE-2026-48011 Shopware: Timing-attack on admin panel allowing enumeration of administrator usernames

Shopware is an open commerce platform. Prior to versions 6.6.10.18 and 6.7.10.1, an attacker is able to enumerate the usernames of administrator users by performing a timing attack. Versions 6.6.10.18 and 6.7.10.1 fix the issue...

CVE-2026-48859

Observable Timing Discrepancy vulnerability in Erlang/OTP ssh sshauth, sshoptions modules allows unauthenticated remote username enumeration via timing side-channel in password authentication. When the SSH daemon is configured with the userpasswords or password option, sshauth:checkpassword/3...