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CVE-2021-3935

HIGH

8.1

Descripcion

When PgBouncer is configured to use "cert" authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of TLS certificate verification and encryption. This flaw affects PgBouncer versions prior to 1.16.1.

Detalles CVE

Puntuacion CVSS v3.18.1

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadHIGH

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado11/22/2021

Ultima modificacion11/3/2025

Fuentenvd

Avistamientos honeypot0

Productos afectados

debian:debian_linuxfedoraproject:fedorapgbouncer:pgbouncerredhat:enterprise_linux

Debilidades (CWE)

CWE-89CWE-295

Referencias

http://www.pgbouncer.org/changelog.html#pgbouncer-116x(patrick@puiterwijk.org)

https://bugzilla.redhat.com/show_bug.cgi?id=2021251(patrick@puiterwijk.org)

https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html(patrick@puiterwijk.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/(patrick@puiterwijk.org)

http://www.pgbouncer.org/changelog.html#pgbouncer-116x(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=2021251(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

Sin correlaciones registradas

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