GHSA-gh9q-2xrm-x6qv · 深刻度: medium · エコシステム: rubygems — CGI has Denial of Service (DoS) potential in Cookie.parse
In the CGI gem before 0.4.2 for Ruby, the CGI::Cookie.parse method in the CGI library contains a potential Denial of Service (DoS) vulnerability. The method does not impose any limit on the length of the raw cookie value it processes. This oversight can lead to excessive resource consumption when parsing extremely large cookies.
総合評価: CVE-2025-27219 は中リスク(41.5/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 0.78%、51 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.35% | 0.78% | +0.43% |
| 2 | 2026-05-16 | 0.39% | 0.35% | -0.04% |
| 3 | 2026-05-02 | — | 0.39% | — |
EPSS の全履歴 (全 37 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 5.8 | 3.1 | MEDIUM |
|
3.9 | 1.4 | [email protected] |
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
GHSA-gh9q-2xrm-x6qv · 深刻度: medium · エコシステム: rubygems — CGI has Denial of Service (DoS) potential in Cookie.parse
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
medium | CVE-2025-27219: 2 source package rows (ruby, ruby-net-imap); 6 state rows across 3 repos (3.19-main, 3.20-main, 3.21-main); fixed 6, open 0. | https://security.alpinelinux.org/vuln/CVE-2025-27219 |
debian
|
not yet assigned | CVE-2025-27219 not yet assigned priority: Debian including 3 source packages (ruby2.7, ruby3.1, ruby3.3), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 4, open 1. | https://security-tracker.debian.org/tracker/CVE-2025-27219 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2025-27219 |
suse
|
medium | CVE-2025-27219 severity moderate: SUSE including 310 source package names (2.23-77.6:libruby2_5-2_5-2.5.9-150000.4.41.1, 2.23-77.6:ruby2.5-2.5.9-150000.4.41.1, …), 942 product×package rows across 204 product lines (Container bci/ruby, Container suse/rmt-server, … (204 product lines)): Fixed 653, Known Affected 231, Known Not Affected 58. | https://www.suse.com/security/cve/CVE-2025-27219/ |
ubuntu
|
medium | CVE-2025-27219 medium priority: Ubuntu including 7 source packages (jruby, ruby2.3, …), 54 status rows across 10 suites (bionic, focal, jammy, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 31, needs-triage 13, released 8, ignored 2. | https://ubuntu.com/security/CVE-2025-27219 |
| URL | タグ |
|---|---|
| https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27219.yml | Third Party Advisory |
| https://hackerone.com/reports/2936778 | Permissions Required |
| https://lists.debian.org/debian-lts-announce/2025/03/msg00008.html |