A privilege escalation flaw allows a malicious, authenticated, privileged CLI user to escalate their privileges on the system and gain full…

published 2020-12-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-4896

cvss: 7.2; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits: 0; none known

A privilege escalation flaw allows a malicious, authenticated, privileged CLI user to escalate their privileges on the system and gain full control over the SMG appliance. This affects SMG prior to 10.7.4.

Patch / fix

fixed in 1

broadcom symantec_messaging_gateway 10.7.4

Exploit prediction

1.51% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

n/a Symantec Messaging Gateway (SMG)

References

support.broadcom.com /security-advisory/content/security-advisories/Privilege-Escalation-and-Information-Disclosure-Vulnerabilities
vendor-advisory

Sources

CVE List CVE-2020-12594
NVD CVE-2020-12594

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary