GHSA-3pxh-h8hw-mj8w · Severity: medium · Ecosystem: rubygems — Rack rubygems receiving excessively long lines triggers out-of-memory error
multipart/parser.rb in Rack 1.3.x before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to cause a denial of service (memory consumption and out-of-memory error) via a long string in a Multipart HTTP packet.
Conclusion & alert: CVE-2013-0183 is rated Moderate Risk (52.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.78%). Core evidence: EPSS rose +1.95% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.82% | 3.78% | +1.95% |
| 2 | 2025-06-05 | 1.94% | 1.82% | -0.12% |
| 3 | 2025-03-30 | — | 1.94% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
GHSA-3pxh-h8hw-mj8w · Severity: medium · Ecosystem: rubygems — Rack rubygems receiving excessively long lines triggers out-of-memory error
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2013-0183 not yet assigned priority: Debian including 1 source packages (ruby-rack), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2013-0183 |
gentoo
|
high | CVE-2013-0183: 1 GLSA(s) (201405-10), 1 atom(s) (dev-ruby/rack); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-0183 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2013-0183 |
ubuntu
|
low | CVE-2013-0183 low priority: Ubuntu including 1 source packages (ruby-rack), 15 status rows across 15 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): released 9, DNE 3, ignored 3. | https://ubuntu.com/security/CVE-2013-0183 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| rack_project | rack | 1.3.0 | cpe:2.3:a:rack_project:rack:1.3.0:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.1 | cpe:2.3:a:rack_project:rack:1.3.1:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.2 | cpe:2.3:a:rack_project:rack:1.3.2:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.3 | cpe:2.3:a:rack_project:rack:1.3.3:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.4 | cpe:2.3:a:rack_project:rack:1.3.4:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.5 | cpe:2.3:a:rack_project:rack:1.3.5:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.6 | cpe:2.3:a:rack_project:rack:1.3.6:*:*:*:*:*:*:* |
| rack_project | rack | 1.3.7 | cpe:2.3:a:rack_project:rack:1.3.7:*:*:*:*:*:*:* |
| rack_project | rack | 1.4.0 | cpe:2.3:a:rack_project:rack:1.4.0:*:*:*:*:*:*:* |
| rack_project | rack | 1.4.1 | cpe:2.3:a:rack_project:rack:1.4.1:*:*:*:*:*:*:* |
| rack_project | rack | 1.4.2 | cpe:2.3:a:rack_project:rack:1.4.2:*:*:*:*:*:*:* |