CVE-2006-6303: yukihiro_matsumoto ruby Resource Management Errors
Vulnerability summary
CVE-2006-6303 is a medium (CVSS 5.0) Resource Management Errors vulnerability in yukihiro_matsumoto ruby. EPSS estimates a 4.04% chance of exploitation in the next 30 days, higher than 90.6% of scored vulnerabilities.
Not severe (CVSS 5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 06-12-2006PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
The read_multipart function in cgi.rb in Ruby before 1.8.5-p2 does not properly detect boundaries in MIME multipart content, which allows remote attackers to cause a denial of service (infinite loop) via crafted HTTP requests, a different issue than CVE-2006-5467.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
4.04%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
Increase +0.24 pp
From 3.80% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Yukihiro_matsumoto1 product
- ruby1.8 | 1.8.1 | 1.8.2 | 1.8.2_pre1 | 1.8.2_pre2 | 1.8.3 | 1.8.4 | 1.8.5
1 vendor · 1 product
References
24 links- docs.info.apple.com/article.html?artnum=305530X Refsource CONFIRM
- www.ruby-lang.org/en/news/2006/12/04/another-dos-vulnerability-in-cgi-library/X Refsource CONFIRMPatch
Show all 24 references
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10529VDB EntrySignatureX Refsource OVAL