SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

HIGH 7.7EPSS 1.13%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 2.0
7.7 HIGHAV:A/AC:L/Au:S/C:C/I:C/A:C
EPSS
1.13% probability · 66th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
symantec/messaging gateway
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.13%26 October 202626 October 2026

EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.