CVE-2008-3790
MEDIUM severity · CVSS 5 · Improper input validation
5CVSS MEDIUM
Summary
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."
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)15%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- 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