BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via a crafted email address.
Priority LOW 37CWE-74Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 8 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via a crafted email address.
Why it matters now
EPSS 0.0155 75th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| BSD | mailx | up to 8.1.2 | — | No fix listed | CNA |
- mailx VendorBSD Affected up to 8.1.2 Fixed in — No fix listed CNA
CPE configurations NVD · 24
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:* | 7.3 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:* Versions 7.3 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
Show 14 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:* | 7.2 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:* | 7.3 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* | 7.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:* | 7.3 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:a:bsd_mailx_project:bsd_mailx:8.1.2:*:*:*:*:*:*:* | 8.1.2 | Vulnerable | Bsd Mailx Project |
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:* Versions 7.2 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:* Versions 7.3 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:* Versions 7.3 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:a:bsd_mailx_project:bsd_mailx:8.1.2:*:*:*:*:*:*:* Versions 8.1.2 Vulnerable ·Bsd Mailx Project
Remediation
Red Hat 1 advisory
- RHSA-2014:1999 Released 2014-12-16 · Red Hat rating Moderatemailx security update
- Red Hat Enterprise Linux Client (v. 7) mailx-12.5-12.el7_0
- Red Hat Enterprise Linux ComputeNode (v. 7) mailx-12.5-12.el7_0
- Red Hat Enterprise Linux Desktop (v. 6) mailx-12.4-8.el6_6
- Red Hat Enterprise Linux HPC Node (v. 6) mailx-12.4-8.el6_6
- Red Hat Enterprise Linux Server (v. 6) mailx-12.4-8.el6_6
- Red Hat Enterprise Linux Server (v. 7) mailx-12.5-12.el7_0
- Red Hat Enterprise Linux Workstation (v. 6) mailx-12.4-8.el6_6
- Red Hat Enterprise Linux Workstation (v. 7) mailx-12.5-12.el7_0
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2014:1999 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2014:1999 |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-7844
- 2026-10-03 Alias added: GHSA-v8v3-2m82-gr7p
References
More BSD vulnerabilities
- TI-2008-04392 The TCP implementation in (1) Linux, (2) platforms based on BSD Unix, (3) Microsoft… CVSS 2.0HIGH 7.1
- TI-2016-05623 The BSD libc library's link_ntoa() function may be vulnerable to a classic buffer overflow CVSS 3.0CRITICAL 9.8
- TI-2001-00645 Buffer overflow in BSD line printer daemon (in.lpd or lpd) in various BSD-based operating… CVSS 2.0HIGH 7.5
- TI-2003-00139 Buffer overflow in the lprm command in the lprold lpr package on SuSE 7.1 through 7.3… CVSS 2.0HIGH 7.2
- TI-2014-06035 The TCP stack in 4.3BSD Net/2, as used in FreeBSD 5.4, NetBSD possibly 2.0, and OpenBSD… CVSS 2.0MEDIUM 5.0
- TI-2001-01510 Format string vulnerability in nvi before 1.79 allows local users to gain privileges via… CVSS 2.0HIGH 7.2
Sources
- CVE-2014-7844 · CVE Program
- CVE-2014-7844 · NVD
- FIRST EPSS
- GHSA-v8v3-2m82-gr7p · GitHub Advisory Database · CC BY 4.0
- CVE-2014-7844 · Red Hat security data · CC BY 4.0
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