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01 Record

CVE-2014-7844

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

UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.55% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 74.5% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-01-14 16:13Z6 YR AGO
Last updated
2024-08-06 13:03Z2 YR AGO
Reserved
2014-10-03
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
Data version
5.1
Document digest
a138067ef71f7c86c03be2d4d78f804b6f5b33cbaf59037e7c2acb869eb066d4

05 Affected products

VendorProductVersionsPlatforms
BSDmailx8.1.2 and earlier—

06 References

07 Fixed in

Debian 12

  • bsd-mailx
    Fixed in 8.1.2-0.20141216cvs-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • bsd-mailx
    Fixed in 8.1.2-0.20141216cvs-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • bsd-mailx
    Fixed in 8.1.2-0.20141216cvs-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

  • bsd-mailx
    Fixed in 8.1.2-0.20131005cvs-1ubuntu0.14.04.1
  • heirloom-mailx
    Fixed in 12.5-2+deb7u1build0.14.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.