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CVE-2021-41865

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job...

6.5 Medium

CVE-2021-41865 is a medium vulnerability (CVSS 6.5) in Hashicorp Nomad, published October 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 62nd percentile. No source names a fixed version.

What does this mean?
Severity
6.5 MediumCVSS 3.1, NVD
Exploit chance
0.97%EPSS, 62nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.97%Up 0.5 points since Oct 8, 2021
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
nomad
Ubuntu:18.04:LTS
All versions, plus listed versions
0.4.0+dfsg-1
None known
nomad
Ubuntu:20.04:LTS
All versions, plus listed versions
0.8.7+dfsg1-1ubuntu1
None known

What each source reports

NVD Score used6.5

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
CVE-2021-41865
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
4.0 MediumAV:N/AC:L/Au:S/C:N/I:N/A:P
Updated
2026-11-02
CVE ListNo score

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
CVE-2021-41865
Updated
2026-11-02
EUVDEUVD-2021-28865No score

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
EUVD-2021-28865
Updated
2026-11-03
GitHub AdvisoriesGHSA-g2jw-2jr4-qjj5No score

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job...

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
GHSA-g2jw-2jr4-qjj5
Updated
2026-11-02
OSV6.5

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
CVE-2021-41865
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2021-418656.5

HashiCorp Nomad and Nomad Enterprise 1.1.1 through 1.1.5 allowed authenticated users with job submission capabilities to cause denial of service by submitting incomplete job specifications with a Consul mesh gateway and host networking mode. Fixed in 1.1.6.

Record
UBUNTU-CVE-2021-41865
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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