CVE-2008-3790 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 15.2% (pctl 97)
Patch early
A public exploit exists.
Description
The REXML module in Ruby 1.8.6 through 1.8.6-p287, 1.8.7 through 1.8.7-p72, and 1.9 allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML document with recursively nested entities, aka an "XML entity explosion."
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 15.2% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2008-08-27 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| ruby-lang | ruby |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Ruby 1.9 - REXML Remote Denial of Service | 2008-08-23 |
References
- http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/19f69e8a081fc0d1/e138e014b74352ca
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31602
- http://secunia.com/advisories/32165
- http://secunia.com/advisories/32219
- http://secunia.com/advisories/32255
- http://secunia.com/advisories/32256
- http://secunia.com/advisories/32371
- http://secunia.com/advisories/33178
- http://secunia.com/advisories/33185
- http://secunia.com/advisories/35074
- http://security.gentoo.org/glsa/glsa-200812-17.xml
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://weblog.rubyonrails.org/2008/9/3/rails-2-0-4-maintenance-release
- http://www.debian.org/security/2008/dsa-1651
- http://www.debian.org/security/2008/dsa-1652
- http://www.openwall.com/lists/oss-security/2008/08/25/4
- http://www.openwall.com/lists/oss-security/2008/08/26/1
- http://www.openwall.com/lists/oss-security/2008/08/26/4
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