
CVE-2021-21424 – Prevent user enumeration using Guard or the new Authenticator-based Security
https://notcve.org/view.php?id=CVE-2021-21424
13 May 2021 — Symfony is a PHP framework for web and console applications and a set of reusable PHP components. The ability to enumerate users was possible without relevant permissions due to different handling depending on whether the user existed or not when attempting to use the switch users functionality. We now ensure that 403s are returned whether the user exists or not if a user cannot switch to a user or if the user does not exist. The patch for this issue is available for branch 3.4. Symfony es un framework PHP ... • https://github.com/symfony/symfony/commit/2a581d22cc621b33d5464ed65c4bc2057f72f011 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-203: Observable Discrepancy •

CVE-2019-11325
https://notcve.org/view.php?id=CVE-2019-11325
21 Nov 2019 — An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter. Se detectó un problema en Symfony versiones anteriores a 4.2.12 y versiones 4.3.x anteriores a 4.3.8. El componente VarExport escapa incorrectamente las cadenas, lo que permite a algunas especialmente diseñadas escalar a la ejecución de código PHP arbitrario. • https://github.com/symfony/symfony/releases/tag/v4.3.8 • CWE-116: Improper Encoding or Escaping of Output •

CVE-2019-18886
https://notcve.org/view.php?id=CVE-2019-18886
21 Nov 2019 — An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security. Se detectó un problema en Symfony versiones 4.2.0 hasta 4.2.11 y 4.3.0 hasta 4.3.7. La capacidad para enumerar usuarios fue posible debido a un manejo diferente dependiendo de si el usuario existía cuando se realizaron inte... • https://github.com/symfony/symfony/releases/tag/v4.3.8 • CWE-203: Observable Discrepancy •

CVE-2019-18887 – Debian Security Advisory 4573-1
https://notcve.org/view.php?id=CVE-2019-18887
19 Nov 2019 — An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. The UriSigner was subject to timing attacks. This is related to symfony/http-kernel. Se detectó un problema en Symfony versiones 2.8.0 hasta 2.8.50, 3.4.0 hasta 3.4.34, 4.2.0 hasta 4.2.11 y 4.3.0 hasta 4.3.7. El UriSigner estaba sujeto a ataques de sincronización. • https://github.com/symfony/symfony/releases/tag/v4.3.8 • CWE-203: Observable Discrepancy •

CVE-2019-18888 – Debian Security Advisory 4573-1
https://notcve.org/view.php?id=CVE-2019-18888
19 Nov 2019 — An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. If an application passes unvalidated user input as the file for which MIME type validation should occur, then arbitrary arguments are passed to the underlying file command. This is related to symfony/http-foundation (and symfony/mime in 4.3.x). Se detectó un problema en Symfony versiones 2.8.0 hasta 2.8.50, 3.4.0 hasta 3.4.34, 4.2.0 hasta 4.2.11 y 4.3.0 hasta 4.3.7. Si una aplicación... • https://github.com/symfony/symfony/releases/tag/v4.3.8 • CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') •

CVE-2019-18889 – Debian Security Advisory 4573-1
https://notcve.org/view.php?id=CVE-2019-18889
19 Nov 2019 — An issue was discovered in Symfony 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. Serializing certain cache adapter interfaces could result in remote code injection. This is related to symfony/cache. Se detectó un problema en Symfony versiones 3.4.0 hasta 3.4.34, 4.2.0 hasta 4.2.11 y 4.3.0 hasta 4.3.7. La serialización de ciertas interfaces del adaptador de caché podría resultar en la inyección de código remota. • https://github.com/symfony/symfony/releases/tag/v4.3.8 • CWE-94: Improper Control of Generation of Code ('Code Injection') •