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CVE-2009-3086

Good to know:

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Date: September 8, 2009

A certain algorithm in Ruby on Rails 2.1.0 through 2.2.2, and 2.3.x before 2.3.4, leaks information about the complexity of message-digest signature verification in the cookie store, which might allow remote attackers to forge a digest via multiple attempts.

Language: Ruby

Severity Score

Related Resources (17)

https://nvd.nist.gov/vuln/detail/CVE-2009-3086
http://www.vupen.com/english/advisories/2009/2544
https://github.com/rails/rails/commit/d460c9a25560f43e7c3789abadf7b455053eb686
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2009-3086.yml
http://secunia.com/advisories/36600
https://github.com/rails/rails/commit/1f07a89c5946910fc28ea5ccd1da6af8a0f972a0
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
https://web.archive.org/web/20090906010200/http://www.vupen.com/english/advisories/2009/2544
https://github.com/rails/rails
http://www.securityfocus.com/bid/37427
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2009-3086.yml
https://web.archive.org/web/20200229150042/http://www.securityfocus.com/bid/37427
https://github.com/rails/rails/commit/674f780d59a5a7ec0301755d43a7b277a3ad2978
http://weblog.rubyonrails.org/2009/9/4/timing-weakness-in-ruby-on-rails
http://www.debian.org/security/2011/dsa-2260
https://web.archive.org/web/20090907001716/http://secunia.com/advisories/36600
https://www.mend.io/vulnerability-database/CVE-2009-3086

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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