Nomad Client Vulnerable to Decompression Bombs in Artifact Block

HashiCorp Nomad and Nomad Enterprise 1.2.15 up to 1.3.8, and 1.4.3 jobs using a maliciously compressed artifact stanza source can cause excessive disk usage. Fixed in 1.2.16, 1.3.9, and 1.4.4.

Nomad ACLs Can Not Deny Access to Workload's Own Variables

HashiCorp Nomad and Nomad Enterprise 1.4.0 up to 1.5.0 did not correctly enforce deny policies applied to a workload’s variables. Fixed in 1.4.6 and 1.5.1.

Nomad Job Submitter Privilege Escalation Using Workload Identity

HashiCorp Nomad and Nomad Enterprise 1.5.0 allow a job submitter to escalate to management-level privileges using workload identity and task API. Fixed in 1.5.1.

Nomad Unauthenticated Client Agent HTTP Request Privilege Escalation

HashiCorp Nomad and Nomad Enterprise versions 1.5.0 up to 1.5.2 allow unauthenticated users to bypass intended ACL authorizations for clusters where mTLS is not enabled. This issue is fixed in version 1.5.3.

Nomad Vulnerable to Arbitrary Write Through Symlink Attack

HashiCorp Nomad and Nomad Enterprise 1.5.13 up to 1.6.6, and 1.7.3 template renderer is vulnerable to arbitrary file write on the host as the Nomad client user through symlink attacks. This vulnerability, CVE-2024-1329, is fixed in Nomad 1.7.4, 1.6.7, and 1.5.14.

Nomad Search API Leaks Information About CSI Plugins

HashiCorp Nomad and Nomad Enterprise 0.11.0 up to 1.5.6 and 1.4.1 HTTP search API can reveal names of available CSI plugins to unauthenticated users or users without the plugin:read policy. Fixed in 1.6.0, 1.5.7, and 1.4.1.

Nomad Caller ACL Token's Secret ID is Exposed to Sentinel

HashiCorp Nomad Enterprise 1.2.11 up to 1.5.6, and 1.4.10 ACL policies using a block without a label generates unexpected results. Fixed in 1.6.0, 1.5.7, and 1.4.11.

Nomad ACL Policies without Label are Applied to Unexpected Resources

HashiCorp Nomad and Nomad Enterprise 0.7.0 up to 1.5.6 and 1.4.10 ACL policies using a block without a label generates unexpected results. Fixed in 1.6.0, 1.5.7, and 1.4.11.

HashiCorp Nomad and Nomad Enterprise version 0.2.0 up to 1.3.0 were impacted by go-getter vulnerabilities enabling privilege escalation through the artifact stanza in submitted jobs onto the client agent host. Fixed in 1.1.14, 1.2.8, and 1.3.1.

HashiCorp Nomad and Nomad Enterprise 0.3.0 through 1.0.17, 1.1.11, and 1.2.5 artifact download functionality has a race condition such that the Nomad client agent could download the wrong artifact into the wrong destination. Fixed in 1.0.18, 1.1.12, and 1.2.6

HashiCorp Nomad and Nomad Enterprise 1.0.17, 1.1.11, and 1.2.5 allow invalid HCL for the jobs parse endpoint, which may cause excessive CPU usage. Fixed in 1.0.18, 1.1.12, and 1.2.6.

HashiCorp Nomad and Nomad Enterprise 0.9.0 through 1.0.16, 1.1.11, and 1.2.5 allow operators with job-submit capabilities to use the spread stanza to panic server agents. Fixed in 1.0.18, 1.1.12, and 1.2.6.

HashiCorp Nomad and Nomad Enterprise 0.9.2 through 1.0.17, 1.1.11, and 1.2.5 allow operators with read-fs and alloc-exec (or job-submit) capabilities to read arbitrary files on the host filesystem as root.

nomad: QEMU task driver allowed paths bypass with job args

HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task driver enabled, allowed authenticated users with job submission capabilities to bypass the configured allowed image paths. Fixed in 1.0.14, 1.1.8, and 1.2.1.

nomad: Denial of service by submitting incomplete job specifications

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.

HashiCorp Nomad and Nomad Enterprise up to 0.12.9 exec and java task drivers can access processes associated with other tasks on the same node. Fixed in 0.12.10, and 1.0.3.

nomad: Raft RPC privilege escalation

HashiCorp Nomad and Nomad Enterprise Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling privilege escalation. Fixed in 1.0.10 and 1.1.4.

nomad: bridge networking mode allows ARP spoofing from other bridged tasks on same node

HashiCorp Nomad and Nomad Enterprise up to version 1.0.4 bridge networking mode allows ARP spoofing from other bridged tasks on the same node. Fixed in 0.12.12, 1.0.5, and 1.1.0 RC1.

HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region associated with TLS certificates used for mTLS RPC, and were susceptible to privilege escalation. Fixed in 0.10.3.

HashiCorp Nomad and Nonad Enterprise up to 0.10.2 HTTP/RPC services allowed unbounded resource usage, and were susceptible to unauthenticated denial of service. Fixed in 0.10.3.