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CVE-2021-22946

CVE-2021-22946

Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.

A user can tell curl >= 7.20.0 and <= 7.78.0 to require a successful upgrade to TLS when speaking to an IMAP, POP3 or FTP server (`--ssl-reqd` on the command line or`CURLOPT_USE_SSL` set to `CURLUSESSL_CONTROL` or `CURLUSESSL_ALL` withlibcurl). This requirement could be bypassed if the server would return a properly crafted but perfectly legitimate response.This flaw would then make curl silently continue its operations **withoutTLS** contrary to the instructions and expectations, exposing possibly sensitive data in clear text over the network.

CVSS 7.5 · Alta · EPSS 4,5% · Corrección disponible

Publicación
Actualización

Pila tecnológica: system

Productos y versiones afectados

  • https://github.com/curl/curl

    Versiones
    • curl 7.20.0 to and including 7.78.0: Afectada

    Sin corrección publicada

  • curl Debian:12

    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.79.1-1

    Actualiza a 7.79.1-1

  • curl Debian:13

    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.79.1-1

    Actualiza a 7.79.1-1

  • curl Debian:14

    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.79.1-1

    Actualiza a 7.79.1-1

  • curl Ubuntu:Pro:14.04:LTS

    Versiones
    • 7.32.0-1ubuntu1
    • 7.33.0-1ubuntu1
    • 7.34.0-1ubuntu1
    • 7.35.0-1ubuntu1
    • 7.35.0-1ubuntu2
    • 7.35.0-1ubuntu2.1
    • 7.35.0-1ubuntu2.2
    • 7.35.0-1ubuntu2.3
    • 7.35.0-1ubuntu2.5
    • 7.35.0-1ubuntu2.6
    • 7.35.0-1ubuntu2.7
    • 7.35.0-1ubuntu2.8
    • 7.35.0-1ubuntu2.9
    • 7.35.0-1ubuntu2.10
    • 7.35.0-1ubuntu2.11
    • 7.35.0-1ubuntu2.12
    • 7.35.0-1ubuntu2.13
    • 7.35.0-1ubuntu2.14
    • 7.35.0-1ubuntu2.15
    • 7.35.0-1ubuntu2.16
    • 7.35.0-1ubuntu2.17
    • 7.35.0-1ubuntu2.19
    • 7.35.0-1ubuntu2.20
    • 7.35.0-1ubuntu2.20+esm2
    • 7.35.0-1ubuntu2.20+esm3
    • 7.35.0-1ubuntu2.20+esm4
    • 7.35.0-1ubuntu2.20+esm5
    • 7.35.0-1ubuntu2.20+esm6
    • 7.35.0-1ubuntu2.20+esm7
    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.35.0-1ubuntu2.20+esm8

    Actualiza a 7.35.0-1ubuntu2.20+esm8

  • curl Ubuntu:Pro:16.04:LTS

    Versiones
    • 7.43.0-1ubuntu2
    • 7.45.0-1ubuntu1
    • 7.46.0-1ubuntu1
    • 7.47.0-1ubuntu1
    • 7.47.0-1ubuntu2
    • 7.47.0-1ubuntu2.1
    • 7.47.0-1ubuntu2.2
    • 7.47.0-1ubuntu2.3
    • 7.47.0-1ubuntu2.4
    • 7.47.0-1ubuntu2.5
    • 7.47.0-1ubuntu2.6
    • 7.47.0-1ubuntu2.7
    • 7.47.0-1ubuntu2.8
    • 7.47.0-1ubuntu2.9
    • 7.47.0-1ubuntu2.11
    • 7.47.0-1ubuntu2.12
    • 7.47.0-1ubuntu2.13
    • 7.47.0-1ubuntu2.14
    • 7.47.0-1ubuntu2.15
    • 7.47.0-1ubuntu2.16
    • 7.47.0-1ubuntu2.18
    • 7.47.0-1ubuntu2.19
    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.47.0-1ubuntu2.19+esm1

    Actualiza a 7.47.0-1ubuntu2.19+esm1

  • curl Ubuntu:18.04:LTS

    Versiones
    • 7.55.1-1ubuntu2
    • 7.55.1-1ubuntu2.1
    • 7.57.0-1ubuntu1
    • 7.58.0-2ubuntu1
    • 7.58.0-2ubuntu2
    • 7.58.0-2ubuntu3
    • 7.58.0-2ubuntu3.1
    • 7.58.0-2ubuntu3.2
    • 7.58.0-2ubuntu3.3
    • 7.58.0-2ubuntu3.5
    • 7.58.0-2ubuntu3.6
    • 7.58.0-2ubuntu3.7
    • 7.58.0-2ubuntu3.8
    • 7.58.0-2ubuntu3.9
    • 7.58.0-2ubuntu3.10
    • 7.58.0-2ubuntu3.12
    • 7.58.0-2ubuntu3.13
    • 7.58.0-2ubuntu3.14
    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.58.0-2ubuntu3.15

    Actualiza a 7.58.0-2ubuntu3.15

  • curl Ubuntu:20.04:LTS

    Versiones
    • 7.65.3-1ubuntu3
    • 7.65.3-1ubuntu4
    • 7.66.0-1ubuntu1
    • 7.67.0-2ubuntu1
    • 7.68.0-1ubuntu1
    • 7.68.0-1ubuntu2
    • 7.68.0-1ubuntu2.1
    • 7.68.0-1ubuntu2.2
    • 7.68.0-1ubuntu2.4
    • 7.68.0-1ubuntu2.5
    • 7.68.0-1ubuntu2.6
    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.68.0-1ubuntu2.7

    Actualiza a 7.68.0-1ubuntu2.7

  • curl Ubuntu:22.04:LTS

    Intervalos de versiones afectados
    • ECOSYSTEM: < 7.74.0-1.3ubuntu2

    Actualiza a 7.74.0-1.3ubuntu2

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