Vulnerability Description
lib/rexml/text.rb in the REXML parser in Ruby before 1.9.3-p392 allows remote attackers to cause a denial of service (memory consumption and crash) via crafted text nodes in an XML document, aka an XML Entity Expansion (XEE) attack.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ruby-Lang | Ruby | <= 1.9.3 |
Related Weaknesses (CWE)
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=702525
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00015.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00034.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00036.html
- http://rhn.redhat.com/errata/RHSA-2013-0611.html
- http://rhn.redhat.com/errata/RHSA-2013-0612.html
- http://rhn.redhat.com/errata/RHSA-2013-1028.html
- http://rhn.redhat.com/errata/RHSA-2013-1147.html
- http://secunia.com/advisories/52783Vendor Advisory
- http://secunia.com/advisories/52902Vendor Advisory
- http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=39384
- http://www.debian.org/security/2013/dsa-2738
- http://www.debian.org/security/2013/dsa-2809
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:124
FAQ
What is CVE-2013-1821?
CVE-2013-1821 is a vulnerability with a CVSS score of 5.0 (MEDIUM). lib/rexml/text.rb in the REXML parser in Ruby before 1.9.3-p392 allows remote attackers to cause a denial of service (memory consumption and crash) via crafted text nodes in an XML document, aka an XM...
How severe is CVE-2013-1821?
CVE-2013-1821 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1821?
Check the references section above for vendor advisories and patch information. Affected products include: Ruby-Lang Ruby.