Is CVE-2018-11775 in the CISA KEV catalog?

No. CVE-2018-11775 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-11775?

CVE-2018-11775 has a CVSS v3 base score of 7.4 (HIGH).

What is the EPSS score for CVE-2018-11775?

CVE-2018-11775 has an EPSS score of 6.99% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-11775?

Upgrade activemq on debian 11 to 5.15.6-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-11775

HIGHEPSS 93th pctl

7.4

CVSS v3

NVD

Description

TLS hostname verification when using the Apache ActiveMQ Client before 5.15.6 was missing which could make the client vulnerable to a MITM attack between a Java application using the ActiveMQ client and the ActiveMQ server. This is now enabled by default.

CWE-295Improper Certificate Validation

How to fix

Remediation Available

activemqDebian

Fixed in:5.15.6-1CVE-2018-11775

activemqUbuntu

Fixed in:5.13.2+dfsg-2ubuntu0.1~esm1USN-6910-1

Fixed in:5.15.8-2~18.04.1~esm1USN-6910-1

Fixed in:5.15.11-1ubuntu0.1~esm1USN-6910-1

Fixed in:5.16.1-1ubuntu0.1~esm1USN-6910-1

libactivemq-javaUbuntu

Fixed in:5.13.2+dfsg-2ubuntu0.1~esm1USN-6910-1

Fixed in:5.15.8-2~18.04.1~esm1USN-6910-1

Fixed in:5.15.11-1ubuntu0.1~esm1USN-6910-1

Fixed in:5.16.1-1ubuntu0.1~esm1USN-6910-1

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

6.99%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch2

Vendor Advisory1

activemq.apache.org

Third-Party Advisory2

Other references10

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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 2024-11-21.