Insufficient verification of data authenticity in Foreman Project Hammer CLI
Priority LOW 36CWE-345Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass, Spoofing
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 2 fixed, 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-345 and CWE-295.
Summary
Hammer CLI, a CLI utility for Foreman, before version 0.10.0, did not explicitly set the verify_ssl flag for apipie-bindings that disable it by default. As a result the server certificates are not checked and connections are prone to man-in-the-middle attacks.
Why it matters now
EPSS 0.00692 53rd percentileScored 2026-11-07
Fix Partial hammer_cli_foreman (RubyGems): 0.10.0Red Hat: 1 advisoryRed Hat: 2 fixed, 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| The Foreman Project | Hammer CLI | 0.10.0 | — | No fix listed | CNA |
| — | hammer_cli_foreman (RubyGems) | before 0.10.0 | 0.10.0 | Patch available | GHSA-77h8-xr85-3x5q |
- Hammer CLI VendorThe Foreman Project Affected 0.10.0 Fixed in — No fix listed CNA
- hammer_cli_foreman (RubyGems) Vendor— Affected before 0.10.0 Fixed in 0.10.0 Patch available GHSA-77h8-xr85-3x5q
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:theforeman:hammer_cli:*:*:*:*:*:*:*:* | before 0.10.0 | Vulnerable | The Foreman Project |
| cpe:2.3:a:redhat:satellite:6.3:*:*:*:*:*:*:* | 6.3 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:satellite_capsule:6.3:*:*:*:*:*:*:* | 6.3 | Vulnerable | Red Hat |
- cpe:2.3:a:theforeman:hammer_cli:*:*:*:*:*:*:*:* Versions before 0.10.0 Vulnerable ·The Foreman Project
- cpe:2.3:a:redhat:satellite:6.3:*:*:*:*:*:*:* Versions 6.3 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:satellite_capsule:6.3:*:*:*:*:*:*:* Versions 6.3 Vulnerable ·Red Hat
Remediation
- Fix · GHSA-77h8-xr85-3x5q hammer_cli_foreman (RubyGems) Fixed in 0.10.0 Advisory →
Red Hat 1 advisory
- RHSA-2018:0336 Released 2018-02-21 · Red Hat rating ImportantSatellite 6.3 security, bug fix, and enhancement update
- Red Hat Satellite 6.3 candlepin-2.1.14-1.el7, candlepin-selinux-2.1.14-1.el7, foreman-1.15.6.34-1.el7sat +47
- Red Hat Satellite Capsule 6.3 foreman-1.15.6.34-1.el7sat, foreman-bootloaders-redhat-201801241201-2.el7sat, foreman-bootloaders-redhat-tftpboot-201801241201-2.el7sat +47
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) Installer | Affected | No fix planned: Will not fix |
| Red Hat Satellite 6.3 | Fixed | RHSA-2018:0336 |
| Red Hat Satellite Capsule 6.3 | Fixed | RHSA-2018:0336 |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-2667
- 2026-10-03 Alias added: GHSA-77h8-xr85-3x5q
References
Advisory 3
More The Foreman Project Hammer Cli vulnerabilities
- TI-2014-00233 rubygem-hammer_cli_foreman: File /etc/hammer/cli.modules.d/foreman.yml world readable CVSS 3.1MEDIUM 5.5
Sources
- CVE-2017-2667 · CVE Program
- CVE-2017-2667 · NVD
- FIRST EPSS
- GHSA-77h8-xr85-3x5q · GitHub Advisory Database · CC BY 4.0
- CVE-2017-2667 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences