CVE-2018-12465

Remote Code Execution in Micro Focus Secure Messaging Gateway

CVSS 3.0 Critical 9.1

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Description

An OS command injection vulnerability in the web administration component of Micro Focus Secure Messaging Gateway (SMG) allows a remote attacker authenticated as a privileged user to execute arbitrary OS commands on the SMG server. This can be exploited in conjunction with CVE-2018-12464 to achieve unauthenticated remote code execution. Affects Micro Focus Secure Messaging Gateway versions prior to 471. It does not affect previous versions of the product that used GWAVA product name (i.e. GWAVA 6.5).

Key data

CVSS 3.0 Critical 9.1

Score published by microfocus in the CVE record.

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack vector: Network
The vulnerable component can be reached over a network, possibly from the Internet.
Attack complexity: Low
No special conditions are needed. The attack can be repeated at will.
Privileges required: High
An account with significant privileges, such as an administrator, is needed.
User interaction: None
No action from any user is needed.
Scope: Changed
The impact can reach other components beyond the vulnerable one.
Confidentiality impact: High
Serious or total effect on the secrecy of data.
Integrity impact: High
Serious or total effect on the trustworthiness of data.
Availability impact: High
Serious or total effect on availability.

Metric	Value	What it means
Attack vector	Network	The vulnerable component can be reached over a network, possibly from the Internet.
Attack complexity	Low	No special conditions are needed. The attack can be repeated at will.
Privileges required	High	An account with significant privileges, such as an administrator, is needed.
User interaction	None	No action from any user is needed.
Scope	Changed	The impact can reach other components beyond the vulnerable one.
Confidentiality impact	High	Serious or total effect on the secrecy of data.
Integrity impact	High	Serious or total effect on the trustworthiness of data.
Availability impact	High	Serious or total effect on availability.

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.

EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score: 0.80021 (80.0% probability)
Percentile: 99.6%
Scores of: Nov 10, 2026
Model: v2026.06.15

Weakness (CWE)

CWE catalog version 5.0.

CWE-77Improper Neutralization of Special Elements used in a Command

Affected products

Products listed in the CVE record, as the CNA published them.

Micro Focus Secure Messaging Gateway
- affected: unspecified up to before 471

References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

support.microfocus.com/kb/doc.php?id=7023133
45083 (exploit-db.com)exploit
pentest.blog/unexpected-journey-6-all-ways-lead-to-rome-rem…

Timeline

ID reservedJun 15, 2018
Record publishedJun 29, 2018
Record last updatedSep 16, 2024

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:47 UTC. Sources and licenses