Is CVE-2018-10951 in the CISA KEV catalog?

No. CVE-2018-10951 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-10951?

CVE-2018-10951 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2018-10951?

CVE-2018-10951 has an EPSS score of 1.25% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-10951?

Upgrade zimbra collaboration suite to 8.8.8 or later.

CVE & CISA-KEV Catalog

CVE-2018-10951

MEDIUM

6.5

CVSS v3

NVD

Description

mailboxd in Zimbra Collaboration Suite 8.8 before 8.8.8; 8.7 before 8.7.11.Patch3; and 8.6 before 8.6.0.Patch10 allows zimbraSSLPrivateKey read access via a GetServer, GetAllServers, or GetAllActiveServers call in the Admin SOAP API.

How to fix

Remediation Available

zimbra collaboration suiteNVD

Affected:>= 8.8.0, < 8.8.8Fixed in:8.8.8CVE-2018-10951derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

1.25%probability of exploitation in 30 days

66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

References

Issue Tracking1

bugzilla.zimbra.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-15.