How severe is CVE-2020-12595?

CVE-2020-12595 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-12595 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12595?

CVE-2020-12595 affects Broadcom Symantec Messaging Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-12595?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-12595 published?

CVE-2020-12595 was published on 2020-12-10 and last updated on 2026-06-17.

CVE-2020-12595

CVE-2020-12595 is a medium-severity vulnerability in Broadcom Symantec Messaging Gateway with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
CVSS v2: 4.0
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Broadcom Symantec Messaging Gateway
Published: 2020-12-10
Last modified: 2026-06-17

Description

An information disclosure flaw allows a malicious, authenticated, privileged web UI user to obtain a password for a remote SCP backup server that they might not otherwise be authorized to access. This affects SMG prior to 10.7.4.

Frequently asked questions

What is CVE-2020-12595?: An information disclosure flaw allows a malicious, authenticated, privileged web UI user to obtain a password for a remote SCP backup server that they might not otherwise be authorized to access. This affects SMG prior to 10.7.4.
How severe is CVE-2020-12595?: CVE-2020-12595 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-12595 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12595?: CVE-2020-12595 affects Broadcom Symantec Messaging Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-12595?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-12595 published?: CVE-2020-12595 was published on 2020-12-10 and last updated on 2026-06-17.

References

https://support.broadcom.com/security-advisory/content/security-advisories/Privilege-Escalation-and-Information-Disclosure-Vulnerabilities-in-SMG/SYMSA16609

Affected products (1)

cpe:2.3:a:broadcom:symantec_messaging_gateway:*:*:*:*:*:*:*:*

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