What’s Vulnerable › Vulnerabilities

CVE-2019-18377

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-12-11 · updated 2026-06-17

Description

Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a privilege escalation vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are normally protected from an application or user.

Affected products

• Symantec Messaging Gateway: before 10.7.3 — fixed in 10.7.3

How to fix

Upgrade to a fixed version: Symantec Messaging Gateway 10.7.3. Check the vendor advisory for mitigations.

References

• https://support.symantec.com/us/en/article.SYMSA1501.html
• https://support.symantec.com/us/en/article.SYMSA1501.html

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