CVE-2019-18377
Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a privilege escalation...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2019-18377- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2019-18377- Updated
- 2026-11-02
EUVDEUVD-2019-8162 No score
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.
- Record
EUVD-2019-8162- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-28j2-jrj9-6xv4 No score
Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a privilege escalation...
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.
- Record
GHSA-28j2-jrj9-6xv4- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-18377 is a high vulnerability (CVSS 7.2) in Symantec Messaging Gateway, published December 11, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.40%, the 72nd percentile. No source names a fixed version.