How severe is CVE-2018-12464?

CVE-2018-12464 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-12464 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 81% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12464?

CVE-2018-12464 affects Microfocus Secure Messaging Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12464?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-12464 published?

CVE-2018-12464 was published on 2018-06-29 and last updated on 2026-06-17.

CVE-2018-12464

CVE-2018-12464 is a critical-severity vulnerability in Microfocus Secure Messaging Gateway with a CVSS 3.x base score of 10.0. Its EPSS exploit-prediction score of 81% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 7.5
EPSS exploit prediction: 81% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Microfocus Secure Messaging Gateway
Published: 2018-06-29
Last modified: 2026-06-17

Description

A SQL injection vulnerability in the web administration and quarantine components of Micro Focus Secure Messaging Gateway allows an unauthenticated remote attacker to execute arbitrary SQL statements against the database. This can be exploited to create an administrative account and used in conjunction with CVE-2018-12465 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 use the GWAVA product name (i.e. GWAVA 6.5).

Frequently asked questions

What is CVE-2018-12464?: A SQL injection vulnerability in the web administration and quarantine components of Micro Focus Secure Messaging Gateway allows an unauthenticated remote attacker to execute arbitrary SQL statements against the database. This can be exploited to create an administrative account and used in conjunction with CVE-2018-12465 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 use the GWAVA product name (i.e. GWAVA 6.5).
How severe is CVE-2018-12464?: CVE-2018-12464 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-12464 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 81% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12464?: CVE-2018-12464 affects Microfocus Secure Messaging Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12464?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-12464 published?: CVE-2018-12464 was published on 2018-06-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microfocus:secure_messaging_gateway:*:*:*:*:*:*:*:*

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