CVE catalog

CVE-2018-11775

activemq: CVE-2018-11775

Severity: Medium · CVSS 6.8CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Published: Sep 10, 2018, 8:29:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 6.96% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	activemq	sid	`5.17.6+dfsg-2`	fixed
Debian	activemq	trixie	`5.17.6+dfsg-2`	fixed
Debian	activemq	bookworm	`5.17.2+dfsg-2+deb12u1`	fixed
Debian	activemq	bookworm-security	`5.17.2+dfsg-2+deb12u1`	fixed
Ubuntu	activemq	pro	`5.6.0+dfsg1-4+deb8u1ubuntu1`	vulnerable
Ubuntu	activemq	pro	`5.6.0+dfsg1-5`	vulnerable
Ubuntu	activemq	pro	`5.13.2+dfsg-2`	vulnerable
Ubuntu	activemq	pro	`5.13.2+dfsg-2ubuntu0.1~esm1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	activemq	source	sid	`5.15.6-1`	low	Not reported	[908950]
Debian	activemq	source	trixie	`5.15.6-1`	low	Not reported	[908950]
Debian	activemq	source	bookworm	`5.15.6-1`	low	Not reported	[908950]
Ubuntu	activemq	deb	pro	`5.13.2+dfsg-2ubuntu0.1~esm1`	Not reported	UBUNTU-CVE-2018-11775	Not reported

[Debian bug #908950]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[activemq]Fixed
Details (4)
- 5.17.2+dfsg-2+deb12u1 · all · bookworm
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm-security
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm-security
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
[libactivemq-java]Fixed
Source package: [activemq]
Details (4)
- 5.17.2+dfsg-2+deb12u1 · all · bookworm
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm-security
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12
- 5.17.2+dfsg-2+deb12u1 · all · bookworm-security
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · bookworm; dsa · activemq · debian · 12

[Debian 13 (Trixie)]

[activemq]Fixed
Details (2)
- 5.17.6+dfsg-2 · all · trixie
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · 13
- 5.17.6+dfsg-2 · all · trixie
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · 13
[libactivemq-java]Fixed
Source package: [activemq]
Details (2)
- 5.17.6+dfsg-2 · all · trixie
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · 13
- 5.17.6+dfsg-2 · all · trixie
  Fixed · Fixed: 5.15.6-1
  dsa · activemq · debian · 13

Observed: Oct 23, 2026, 5:33:45 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]