CVE-2013-1802

NameCVE-2013-1802
DescriptionThe extlib gem 0.9.15 and earlier for Ruby does not properly restrict casts of string values, which might allow remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service (memory and CPU consumption) by leveraging Action Pack support for (1) YAML type conversion or (2) Symbol type conversion, a similar vulnerability to CVE-2013-0156.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-172-1
Debian Bugs697895

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ruby-extlib (PTS)buster0.9.16-1fixed
sid, trixie, bookworm, bullseye0.9.16-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libextlib-rubysourcesqueeze0.9.13-2+deb6u1DLA-172-1
libextlib-rubysource(unstable)(unfixed)697895
ruby-extlibsource(unstable)0.9.15-3697895

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