CVE-2013-1821

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-04-09 · updated 2026-06-16
Weakness: CWE-20

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.

Affected products

Ruby: through 1.9.3; 1.9, 1.9.1, 1.9.2, 1.9.3, 1.9.3-p0, 1.9.3-p125 (+7)

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/52783
http://secunia.com/advisories/52902
http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=39384

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