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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-113-1 bsd-mailx security update
Debian DLA Debian DLA DLA-114-1 heirloom-mailx security update
Debian DSA Debian DSA DSA-3104-1 bsd-mailx security update
Debian DSA Debian DSA DSA-3105-1 heirloom-mailx security update
EUVD EUVD EUVD-2004-2761 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00831}

epss

{'score': 0.0074}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-08T01:36:25.354Z

Reserved: 2012-01-04T00:00:00

Link: CVE-2004-2771

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-12-24T18:59:00.103

Modified: 2025-04-12T10:46:40.837

Link: CVE-2004-2771

cve-icon Redhat

Severity : Moderate

Publid Date: 2014-12-16T00:00:00Z

Links: CVE-2004-2771 - Bugzilla

cve-icon OpenCVE Enrichment

No data.