Description
A vulnerability has been identified in Steve where by default it was using an insecure option that did not validate the certificate presented by the remote server while performing a TLS connection. This could allow the execution of a man-in-the-middle (MitM) attack against services using Steve.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| SUSE | steve | 0.2.0 – < 0.2.1, 0.3.0 – < 0.3.3, 0.4.0 – < 0.4.4, 0.5.0 – < 0.5.13 | 0.2.1 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | govulncheck-vulndb | 0.0.20250506T153719-1.1 | openSUSE-SU-2025:15059-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/rancher/steve | >= 0.2.0, < 0.2.1 | 0.2.1 | GHSA-95fc-g4gj-mqmx |
| Go | github.com/rancher/steve | >= 0.3.0, < 0.3.3 | 0.3.3 | GHSA-95fc-g4gj-mqmx |
| Go | github.com/rancher/steve | >= 0.4.0, < 0.4.4 | 0.4.4 | GHSA-95fc-g4gj-mqmx |
| Go | github.com/rancher/steve | >= 0.5.0, < 0.5.13 | 0.5.13 | GHSA-95fc-g4gj-mqmx |
| Go | github.com/rancher/steve | all versions | — | GO-2025-3648 |
| Go | github.com/rancher/steve | >= 0.2.0, < 0.2.1 · >= 0.4.0, < 0.4.4 · >= 0.5.0, < 0.5.13 | 0.2.1, 0.4.4, 0.5.13 | GO-2025-3648 |
Advisories 1
- openSUSE-SU-2025:15059-1 govulncheck-vulndb-0.0.20250506T153719-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026