CVE-2016-6582
CRITICAL9.1EPSS 1.0%Doorkeeper is vulnerable to replay attacks
Published: 10/24/2017Modified: 4/28/2026
Description
The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation specification.
Affected packages (2)
- Debian/ruby-doorkeeperfrom 0, < 4.2.0-3
- RubyGems/doorkeeperfrom 0, < 4.2.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
References (12)
- ADVISORYhttps://github.com/advisories/GHSA-3m6r-39p3-jq25
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2016-6582
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2016-6582
- WEBhttp://packetstormsecurity.com/files/138430/Doorkeeper-4.1.0-Token-Revocation.html
- WEBhttp://seclists.org/fulldisclosure/2016/Aug/105
- WEBhttps://github.com/doorkeeper-gem/doorkeeper
- WEBhttps://github.com/doorkeeper-gem/doorkeeper/issues/875
- WEBhttps://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.2.0
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/doorkeeper/CVE-2016-6582.yml
- WEBhttps://web.archive.org/web/20170214021758/http://www.securityfocus.com/bid/92551
- WEBhttps://web.archive.org/web/20201207202519/http://www.securityfocus.com/archive/1/539268/100/0/threaded
- WEBhttp://www.openwall.com/lists/oss-security/2016/08/19/2