CVE-2021-34432

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Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2021-34432
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-34432.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-34432
Related
Published
2021-07-27T16:15:07Z
Modified
2024-12-05T15:29:48.704876Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Eclipse Mosquitto versions 2.07 and earlier, the server will crash if the client tries to send a PUBLISH packet with topic length = 0.

References

Affected packages

Alpine:v3.11 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.8-r1

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0

Alpine:v3.12 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.9-r1

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0

Alpine:v3.13 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.12-r3

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

Alpine:v3.14 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.15 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.16 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.17 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.18 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.19 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.20 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Alpine:v3.21 / mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-r0

Affected versions

1.*

1.2.2-r0
1.2.2-r1
1.2.3-r0
1.3-r0
1.3-r1
1.3.1-r0
1.3.2-r0
1.3.4-r0
1.4-r0
1.4-r1
1.4.1-r0
1.4.1-r1
1.4.2-r0
1.4.2-r1
1.4.3-r0
1.4.4-r0
1.4.8-r0
1.4.8-r1
1.4.8-r2
1.4.9-r0
1.4.10-r0
1.4.10-r1
1.4.10-r2
1.4.10-r3
1.4.11-r0
1.4.11-r1
1.4.12-r0
1.4.13-r0
1.4.14-r0
1.4.14-r1
1.4.14-r2
1.4.14-r3
1.4.14-r4
1.4.14-r5
1.4.15-r0
1.4.15-r1
1.4.15-r2
1.4.15-r3
1.4.15-r4
1.5.1-r0
1.5.2-r0
1.5.3-r0
1.5.3-r1
1.5.4-r0
1.5.5-r0
1.5.5-r1
1.5.6-r0
1.5.7-r0
1.6.1-r0
1.6.2-r0
1.6.2-r1
1.6.3-r0
1.6.4-r0
1.6.4-r1
1.6.7-r0
1.6.8-r0
1.6.8-r1
1.6.9-r0
1.6.10-r0
1.6.10-r1
1.6.11-r0
1.6.11-r1
1.6.12-r0
1.6.12-r1
1.6.12-r2

2.*

2.0.5-r0
2.0.7-r0

Debian:11 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/eclipse/mosquitto

Affected ranges

Type
GIT
Repo
https://github.com/eclipse/mosquitto
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
26657053d91d1e46aeafc59f3623febee91f9d94

Affected versions

v1.*

v1.4
v1.4.1
v1.4.10
v1.4.11
v1.4.12
v1.4.13
v1.4.14
v1.4.15
v1.4.2
v1.4.3
v1.4.4
v1.4.5
v1.4.6
v1.4.7
v1.4.8
v1.4.9
v1.5
v1.5.1
v1.5.2
v1.5.3
v1.5.4
v1.5.5
v1.5.7
v1.5.8
v1.6
v1.6.1
v1.6.10
v1.6.11
v1.6.12
v1.6.2
v1.6.3
v1.6.4
v1.6.5
v1.6.6
v1.6.7
v1.6.8
v1.6.9

v2.*

v2.0.0
v2.0.1
v2.0.2
v2.0.3
v2.0.4
v2.0.5
v2.0.6
v2.0.7