CVE-2005-1992

CVE-2005-1992 is a high-severity vulnerability in Yukihiro Matsumoto Ruby with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The XMLRPC server in utils.rb for the ruby library (libruby) 1.8 sets an invalid default value that prevents "security protection" using handlers, which allows remote attackers to execute arbitrary commands.

Frequently asked questions

What is CVE-2005-1992?
The XMLRPC server in utils.rb for the ruby library (libruby) 1.8 sets an invalid default value that prevents "security protection" using handlers, which allows remote attackers to execute arbitrary commands.
How severe is CVE-2005-1992?
CVE-2005-1992 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-1992 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1992?
CVE-2005-1992 affects Yukihiro Matsumoto Ruby. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1992?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-1992 published?
CVE-2005-1992 was published on 2005-06-20 and last updated on 2026-06-16.

References

Affected products (1)

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