CVE-2004-2771

PoC —

CVSS 2.0

7.5 high

EPSS

—

Published

Dec 24, 2014 (Dec 24, 2014)

Modified

Sep 23, 2026

Description

The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an email address.

Vendors: oracle redhat bsd mailx project heirloom
Products: linux, enterprise linux, bsd mailx, mailx
Weakness: CWE-20
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD CVE.org GitHub PoCs EPSS (—)

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