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CVE-2026-6478

Опубликовано: 14 мая 2026
Источник: debian

Описание

Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may have MD5-hashed passwords originating in upgrades from PostgreSQL 13 or earlier. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
postgresql-18fixed18.4-1package
postgresql-17removedpackage
postgresql-15removedpackage
postgresql-13removedpackage

Примечания

  • https://www.postgresql.org/about/news/postgresql-184-1710-1614-1518-and-1423-released-3297/

Связанные уязвимости

CVSS3: 6.5
ubuntu
3 месяца назад

Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may have MD5-hashed passwords originating in upgrades from PostgreSQL 13 or earlier. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

CVSS3: 8.2
redhat
3 месяца назад

Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may have MD5-hashed passwords originating in upgrades from PostgreSQL 13 or earlier. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

CVSS3: 6.5
nvd
3 месяца назад

Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may have MD5-hashed passwords originating in upgrades from PostgreSQL 13 or earlier. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

CVSS3: 6.5
msrc
3 месяца назад

PostgreSQL discloses MD5-hashed passwords via covert timing channel

rocky
около 1 месяца назад

Important: postgresql:13 security update