CVE-2010-2489

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-07-12 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in Ruby 1.9.x before 1.9.1-p429 on Windows might allow local users to gain privileges via a crafted ARGF.inplace_mode value that is not properly handled when constructing the filenames of the backup files.

Affected products

Ruby: 1.9.0-0, 1.9.0-1, 1.9.0-2, 1.9.0-20060415, 1.9.0-20070709, 1.9.1--p0 (+8)

References

http://osdir.com/ml/ruby-talk/2010-07/msg00095.html
http://secunia.com/advisories/40442
http://svn.ruby-lang.org/repos/ruby/tags/v1_9_1_429/ChangeLog
http://svn.ruby-lang.org/repos/ruby/tags/v1_9_2_rc1/ChangeLog
http://www.openwall.com/lists/oss-security/2010/07/02/1
http://www.openwall.com/lists/oss-security/2010/07/02/10
http://www.osvdb.org/66040
http://www.ruby-lang.org/en/news/2010/07/02/ruby-1-9-1-p429-is-released/
http://www.securityfocus.com/bid/41321
https://exchange.xforce.ibmcloud.com/vulnerabilities/60135
http://osdir.com/ml/ruby-talk/2010-07/msg00095.html
http://secunia.com/advisories/40442

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