Exim 4 before 4.94.2 allows Execution with Unnecessary Privileges. Because Exim operates as root in the log directory (owned by a non-root user), a sy...

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

Exim 4 before 4.94.2 allows Execution with Unnecessary Privileges. Because Exim operates as root in the log directory (owned by a non-root user), a symlink or hard link attack allows overwriting critical root-owned files anywhere on the filesystem.

出典: OSV.dev (Open Source Vulnerabilities) OSV

影響パッケージ

Debian:12 exim4

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.94.2-1"}]}]

Debian:13 exim4

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.94.2-1"}]}]

Debian:14 exim4

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.94.2-1"}]}]

参照URL

advisory security-tracker.debian.org