How severe is CVE-2012-3580?

CVE-2012-3580 has a CVSS 2.0 base score of 7.7, rated high severity.

Is CVE-2012-3580 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3580?

CVE-2012-3580 primarily affects Symantec Messaging Gateway. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3580?

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

When was CVE-2012-3580 published?

CVE-2012-3580 was published on 2012-08-29 and last updated on 2026-06-16.

CVE-2012-3580

CVE-2012-3580 is a high-severity vulnerability in Symantec Messaging Gateway with a CVSS 2.0 base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.7)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Symantec Messaging Gateway
Published: 2012-08-29
Last modified: 2026-06-16

Description

Symantec Messaging Gateway (SMG) before 10.0 allows remote authenticated users to modify the web application by leveraging access to the management interface.

Frequently asked questions

What is CVE-2012-3580?: Symantec Messaging Gateway (SMG) before 10.0 allows remote authenticated users to modify the web application by leveraging access to the management interface.
How severe is CVE-2012-3580?: CVE-2012-3580 has a CVSS 2.0 base score of 7.7, rated high severity.
Is CVE-2012-3580 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3580?: CVE-2012-3580 primarily affects Symantec Messaging Gateway. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3580?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-3580 published?: CVE-2012-3580 was published on 2012-08-29 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:symantec:messaging_gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:symantec:messaging_gateway:9.5:*:*:*:*:*:*:*
cpe:2.3:a:symantec:messaging_gateway:9.5.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:messaging_gateway:9.5.2:*:*:*:*:*:*:*
cpe:2.3:a:symantec:messaging_gateway:9.5.3:*:*:*:*:*:*:*

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