CVE-2026-6665

HIGH

8.1

Beschreibung

The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat() correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow.

CVE Details

CVSS v3.1 Bewertung8.1

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht5/9/2026

Zuletzt geandert5/9/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-121

Referenzen

https://www.pgbouncer.org/changelog.html#pgbouncer-125x(f86ef6dc-4d3a-42ad-8f28-e6d5547a5007)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.