HOMEVULNERABILITIESCVE-2021-3584
HIGH

CVE-2021-3584

CWE-78Published: December 23, 2021· Updated: Jun 17, 2026

7.2
CVSS v3.1

Official Description

A server side remote code execution vulnerability was found in Foreman project. A authenticated attacker could use Sendmail configuration options to overwrite the defaults and perform command injection. The highest threat from this vulnerability is to confidentiality, integrity and availability of system. Fixed releases are 2.4.1, 2.5.1, 3.0.0.

NVD Source

Technical Analysis

CVE-2021-3584 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.2.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Red Hat1 product(s)
satellite
theforeman1 product(s)
foreman
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/theforeman/foreman/pull/8599
PATCHhttps://projects.theforeman.org/issues/32753
PATCHhttps://github.com/theforeman/foreman/pull/8599
PATCHhttps://projects.theforeman.org/issues/32753
ADVISORYhttps://bugzilla.redhat.com/show_bug.cgi?id=1968439
ADVISORYhttps://bugzilla.redhat.com/show_bug.cgi?id=1968439

All References (6)

→
https://bugzilla.redhat.com/show_bug.cgi?id=1968439Issue Tracking · Third Party Advisory
→
https://github.com/theforeman/foreman/pull/8599Issue Tracking · Patch · Third Party Advisory
→
https://projects.theforeman.org/issues/32753Issue Tracking · Patch · Vendor Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=1968439Issue Tracking · Third Party Advisory
→
https://github.com/theforeman/foreman/pull/8599Issue Tracking · Patch · Third Party Advisory
→
https://projects.theforeman.org/issues/32753Issue Tracking · Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2021-3584
CVSS Score7.2 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected2 vendor(s)
PublishedDec 23, 2021

Related CVEs (CWE-78)

CVE-2021-33032
10.0
CVE-2020-6364
10.0
CVE-2018-25118
10.0
CVE-2026-6349
10.0
CVE-2019-4202
10.0
CVE-2022-33192
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-3584 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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