The "go get" implementation in Go 1.9.4, when the -insecure command-line option is used, does not validate the import path (get/vcs.go only checks for "://" anywhere in the string), which allows remote attackers to execute arbitrary OS commands via a crafted web site.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-7187 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 7.1 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Changed |
| Confidentiality | Low |
| Integrity Impact | Low |
| Availability Impact | Low |
| Platform | Package | State |
|---|---|---|
| Red Hat OpenStack Platform Operational Tools 9 | golang | Will not fix |
| Red Hat OpenShift Enterprise 3 | golang | Affected |
| Red Hat Gluster Storage 3 | golang | Not affected |
| Red Hat Enterprise Linux OpenStack Platform 8.0 Operational Tools for RHEL 7 | golang | Will not fix |
| Red Hat Enterprise Linux 7 | golang | Will not fix |
| Red Hat Ceph Storage 3 | golang | Not affected |
| Red Hat Ceph Storage 2 | golang | Not affected |
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