CVE-2021-33621Not scoredCWE-74

CVE-2021-33621: Ruby-Lang Cgi vulnerability

Ruby-Lang · Cgi

Vendor fix available · Affected: Ruby-Lang Cgi · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

2.5%probability of exploitation in the next 30 days

84th percentile

050100

Higher than 84% of scored CVEs

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object.

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Injection · Injection and Smuggling
Vendor: Ruby-Lang
Published: November 2022
Band: Possible (1 to 10%), November 2022
Bounty reports: 4 disclosed on HackerOne

Disclosed bug bounty reports about CVE-2021-33621

The reports on HackerOne that name this CVE, with HackerOne's own outcome. Titles and metadata only.

RubyのCGIライブラリにHTTPレスポンス分割（HTTPヘッダインジェクション）があり、秘密情報が漏洩するRuby · 2022 · high severityValid
Ruby's CGI library has HTTP response splitting (HTTP header injection), leaking confidential informationInternet Bug Bounty · 2023 · high severityValid
CGI::Cookieクラスにおけるセキュリティ上好ましくない仕様および実装Ruby · 2022 · low severityValid
Security Unfavorable Specifications and Implementations in the CGI::Cookie ClassInternet Bug Bounty · 2023 · low severityValid

CoverageNo articles yet

No CyberSIXT article names CVE-2021-33621 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.