DEBIAN-CVE-2021-3935

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Source
https://security-tracker.debian.org/tracker/CVE-2021-3935
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-3935.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-3935
Upstream
Published
2021-11-22T16:15:07Z
Modified
2025-09-25T23:25:23.668601Z
Severity
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:11 / pgbouncer

Package

Name
pgbouncer
Purl
pkg:deb/debian/pgbouncer?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.15.0-1+deb11u1

Affected versions

1.*

1.15.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / pgbouncer

Package

Name
pgbouncer
Purl
pkg:deb/debian/pgbouncer?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.16.1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / pgbouncer

Package

Name
pgbouncer
Purl
pkg:deb/debian/pgbouncer?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.16.1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / pgbouncer

Package

Name
pgbouncer
Purl
pkg:deb/debian/pgbouncer?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.16.1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}