Vulnerability Details CVE-2013-0263
Rack::Session::Cookie in Rack 1.5.x before 1.5.2, 1.4.x before 1.4.5, 1.3.x before 1.3.10, 1.2.x before 1.2.8, and 1.1.x before 1.1.6 allows remote attackers to guess the session cookie, gain privileges, and execute arbitrary code via a timing attack involving an HMAC comparison function that does not run in constant time.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.08
EPSS Ranking 91.6%
CVSS Severity
CVSS v2 Score 5.1
Products affected by CVE-2013-0263
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cpe:2.3:a:rack_project:rack:1.1.0
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cpe:2.3:a:rack_project:rack:1.1.4
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cpe:2.3:a:rack_project:rack:1.1.5
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cpe:2.3:a:rack_project:rack:1.1.6
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cpe:2.3:a:rack_project:rack:1.2.0
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cpe:2.3:a:rack_project:rack:1.2.1
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cpe:2.3:a:rack_project:rack:1.2.2
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cpe:2.3:a:rack_project:rack:1.2.3
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cpe:2.3:a:rack_project:rack:1.2.4
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cpe:2.3:a:rack_project:rack:1.2.6
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cpe:2.3:a:rack_project:rack:1.2.7
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cpe:2.3:a:rack_project:rack:1.3.0
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cpe:2.3:a:rack_project:rack:1.3.1
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cpe:2.3:a:rack_project:rack:1.3.2
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cpe:2.3:a:rack_project:rack:1.3.3
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cpe:2.3:a:rack_project:rack:1.3.4
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cpe:2.3:a:rack_project:rack:1.3.5
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cpe:2.3:a:rack_project:rack:1.3.6
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cpe:2.3:a:rack_project:rack:1.3.7
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cpe:2.3:a:rack_project:rack:1.3.8
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cpe:2.3:a:rack_project:rack:1.3.9
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cpe:2.3:a:rack_project:rack:1.4.0
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cpe:2.3:a:rack_project:rack:1.4.1
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cpe:2.3:a:rack_project:rack:1.4.2
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cpe:2.3:a:rack_project:rack:1.4.3
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cpe:2.3:a:rack_project:rack:1.4.4
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cpe:2.3:a:rack_project:rack:1.5.0
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cpe:2.3:a:rack_project:rack:1.5.1