Description
lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server X.509 certificates if a certificate bundle cannot be found, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ruby-oauth | No fix yet | — |
| Debian 13 | ruby-oauth | No fix yet | — |
| Debian 12 | ruby-oauth | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | ruby-oauth | No fix yet | — |
| Ubuntu 26.04 LTS | ruby-oauth | No fix yet | — |
| Ubuntu 25.10 | ruby-oauth | No fix yet | — |
| Ubuntu 24.04 LTS | ruby-oauth | No fix yet | — |
| Ubuntu 22.04 LTS | ruby-oauth | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ruby-oauth | No fix yet | — |
| Ubuntu 18.04 LTS | ruby-oauth | No fix yet | — |
| Ubuntu 16.04 LTS | ruby-oauth | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| RubyGems | oauth | < 0.5.5 | 0.5.5 | GHSA-7359-3c6r-hfc2 |