Unrated severityNVD Advisory· Published Nov 22, 2021· Updated Nov 3, 2025
CVE-2021-3935
CVE-2021-3935
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.
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Affected products
3Patches
Vulnerability mechanics
References
4- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/mitrevendor-advisoryx_refsource_FEDORA
- www.pgbouncer.org/changelog.htmlmitrex_refsource_MISC
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2022/02/msg00016.htmlmitremailing-listx_refsource_MLIST
News mentions
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