Improper input validation in Bsd Mailx Project

CVE-2004-2771

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.069 (93.4th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2004-2771?
CVE-2004-2771 is a vulnerability in Bsd Mailx Project, classified under Improper Input Validation. Published 2014-12-24.
Is CVE-2004-2771 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.