CVE-2011-1004

Home/CVE/The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 throu

CVE

The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 throu

The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 through 1.9.1-430, 1.9.2 through 1.9.2-136, and 1.9.3dev allows local users to delete arbitrary files via a symlink attack.

MEDIUM · CVSS 6.3 EPSS 0.00044

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules3 YARA rules0

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Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')

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Affected Products & Versions

ruby-lang rubyall versions

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

productmediumRuby on Rails Framework Exceptions

productmediumPotential Ruby Reverse Shell

productmediumRuby Inline Command Execution

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Scoring & Timeline

6.3

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:M/Au:N/C:N/I:C/A:C

Published to NVD02 Mar 2011 · 08:00 PM

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Vendor Advisories

usnUSN-1377-1
rhsaRHSA-2011:0909Moderate
rhsaRHSA-2011:0910Moderate

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.apple.com/archives/security-announce/2012/May/msg00001.html

http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054422.html

http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054436.html

http://osvdb.org/70958

http://secunia.com/advisories/43434Vendor Advisory

http://secunia.com/advisories/43573

Show all 16 references

http://support.apple.com/kb/HT5281

http://www.mandriva.com/security/advisories?name=MDVSA-2011:097

http://www.openwall.com/lists/oss-security/2011/02/21/2Patch

http://www.openwall.com/lists/oss-security/2011/02/21/5Patch

http://www.redhat.com/support/errata/RHSA-2011-0909.html

http://www.redhat.com/support/errata/RHSA-2011-0910.html

http://www.ruby-lang.org/en/news/2011/02/18/fileutils-is-vulnerable-to-symlink-race-attacks/PatchVendor Advisory

http://www.securityfocus.com/bid/46460

http://www.vupen.com/english/advisories/2011/0539

https://bugzilla.redhat.com/show_bug.cgi?id=678913Patch

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