How severe is CVE-2020-12713?

CVE-2020-12713 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-12713 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12713?

CVE-2020-12713 primarily affects Ciphermail Gateway. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-12713?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-12713 published?

CVE-2020-12713 was published on 2020-06-11 and last updated on 2026-06-17.

CVE-2020-12713

CVE-2020-12713 is a high-severity vulnerability in Ciphermail Gateway with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 9.0
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Ciphermail Gateway
Published: 2020-06-11
Last modified: 2026-06-17

Description

An issue was discovered in CipherMail Community Gateway and Professional/Enterprise Gateway 1.0.1 through 4.7.1-0 and CipherMail Webmail Messenger 1.1.1 through 3.1.1-0. Attackers with administrative access to the web interface have multiple options to escalate their privileges to the Unix root account.

Frequently asked questions

What is CVE-2020-12713?: An issue was discovered in CipherMail Community Gateway and Professional/Enterprise Gateway 1.0.1 through 4.7.1-0 and CipherMail Webmail Messenger 1.1.1 through 3.1.1-0. Attackers with administrative access to the web interface have multiple options to escalate their privileges to the Unix root account.
How severe is CVE-2020-12713?: CVE-2020-12713 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-12713 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12713?: CVE-2020-12713 primarily affects Ciphermail Gateway. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-12713?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-12713 published?: CVE-2020-12713 was published on 2020-06-11 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ciphermail:gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:ciphermail:webmail_messenger:*:*:*:*:*:*:*:*

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