Vulnerability Details CVE-2021-3935
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 50.1%
CVSS Severity
CVSS v3 Score 8.1
CVSS v2 Score 5.1
References
- http://www.pgbouncer.org/changelog.html#pgbouncer-116x
- https://bugzilla.redhat.com/show_bug.cgi?id=2021251
- https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/
- http://www.pgbouncer.org/changelog.html#pgbouncer-116x
- https://bugzilla.redhat.com/show_bug.cgi?id=2021251
- https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/
Products affected by CVE-2021-3935
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cpe:2.3:a:pgbouncer:pgbouncer:1.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.3
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.4
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.5
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.6
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.7
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cpe:2.3:a:pgbouncer:pgbouncer:1.0.8
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cpe:2.3:a:pgbouncer:pgbouncer:1.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.1.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.1.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.10.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.11.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.12.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.13.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.14.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.15.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.16.0
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cpe:2.3:a:pgbouncer:pgbouncer:1.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.2.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.2.3
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cpe:2.3:a:pgbouncer:pgbouncer:1.3
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cpe:2.3:a:pgbouncer:pgbouncer:1.3.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.3.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.3.3
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cpe:2.3:a:pgbouncer:pgbouncer:1.3.4
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cpe:2.3:a:pgbouncer:pgbouncer:1.4
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cpe:2.3:a:pgbouncer:pgbouncer:1.4.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.4.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.5
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cpe:2.3:a:pgbouncer:pgbouncer:1.5.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.5.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.5.3
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cpe:2.3:a:pgbouncer:pgbouncer:1.5.4
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cpe:2.3:a:pgbouncer:pgbouncer:1.5.5
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cpe:2.3:a:pgbouncer:pgbouncer:1.6
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cpe:2.3:a:pgbouncer:pgbouncer:1.6.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.7
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cpe:2.3:a:pgbouncer:pgbouncer:1.7.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.7.2
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cpe:2.3:a:pgbouncer:pgbouncer:1.8
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cpe:2.3:a:pgbouncer:pgbouncer:1.8.1
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cpe:2.3:a:pgbouncer:pgbouncer:1.9.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:35
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cpe:2.3:o:redhat:enterprise_linux:7.0