CVE-2021-3935 | BDVDB-2026-164708 Detail
pgbouncer
Description#
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.
Impact#
No impact statement in the source data.
Weaknesses#
- CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
References#
- https://bugzilla.redhat.com/show_bug.cgi?id=2021251
- http://www.pgbouncer.org/changelog.html#pgbouncer-116x
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/
- https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.