CVE-2014-7844

Name: CVE-2014-7844
Creator: NVD / NIST
Published: 2020-01-14T17:15:11.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2014-7844 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via a crafted email address.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via a crafted email address.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.55%

71.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Redhat	Enterprise Linux Desktop	6.0
Redhat	Enterprise Linux Desktop	7.0
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Server	7.0
Redhat	Enterprise Linux Server Aus	6.6
Redhat	Enterprise Linux Server Aus	7.3
Redhat	Enterprise Linux Server Aus	7.4
Redhat	Enterprise Linux Server Aus	7.6
Redhat	Enterprise Linux Server Aus	7.7
Redhat	Enterprise Linux Server Eus	6.6
Redhat	Enterprise Linux Server Eus	7.2
Redhat	Enterprise Linux Server Eus	7.3
Redhat	Enterprise Linux Server Eus	7.4
Redhat	Enterprise Linux Server Eus	7.5
Redhat	Enterprise Linux Server Eus	7.6
Redhat	Enterprise Linux Server Eus	7.7
Redhat	Enterprise Linux Server Tus	6.6
Redhat	Enterprise Linux Server Tus	7.3
Redhat	Enterprise Linux Server Tus	7.6
Redhat	Enterprise Linux Server Tus	7.7
Redhat	Enterprise Linux Workstation	6.0
Redhat	Enterprise Linux Workstation	7.0
Debian	Debian Linux	7.0
Bsd Mailx Project	Bsd Mailx	8.1.2

References

http://linux.oracle.com/errata/ELSA-2014-1999.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-1999.htmlThird Party Advisory
http://seclists.org/oss-sec/2014/q4/1066Mailing List, Patch, Third Party Advisory
http://www.debian.org/security/2014/dsa-3104Third Party Advisory
http://www.debian.org/security/2014/dsa-3105Third Party Advisory
http://linux.oracle.com/errata/ELSA-2014-1999.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-1999.htmlThird Party Advisory
http://seclists.org/oss-sec/2014/q4/1066Mailing List, Patch, Third Party Advisory
http://www.debian.org/security/2014/dsa-3104Third Party Advisory
http://www.debian.org/security/2014/dsa-3105Third Party Advisory

Timeline

Published: Jan 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-7844?

BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via a crafted email address.

How severe is CVE-2014-7844?

CVE-2014-7844 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2014-7844?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-7844?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST